Indexto Volume58, 1973 The single alphabeticalindex which follows com- sentsthe first page of the article associatedwith the bines subject entries (in Roman type), author's entry. names(in capitals),and titlesof booksreviewed (in The Editorial office will welcomesuggestions and ftom users of this index' A similar form italics). Minerals are enteredalphabetically by name.'-"'-' J ::|t":'''ot_:and stylewill be usedfor the DecennialIndex (Vol- Where the name has a prefix such as a-quartzor u,,,., il_60, 1966_1975)which, like this one,is be_ alkali-feldspar,the mineral is indexed as quartz, a- ing compiled by Dr. Wen H. Huang, aided by Mary or feldspar, alkali-. The page number cited repre- Holliman, Maureen Foulds, and Vera Good. F. DoNe,roBross. Editor Absorption Spectra. Anph-iboles, continued fassaite (Tir*) from neteorite, Nonenclature Report, Connission on discussion 955 New Minerals and Mineral Nanes t44 Acrnite pargasite, A1-rich 72L crystal chenristry at high teq)er- trenolite ature 594 high temperature crystal Activity-Composition Relations chenistry 649 spinels, olivines, pfroxenes at fluor-, comparison with high temperature 457 hydroxyl trenolite 879 fluor-, Adularia structure and bonding 879 hydroxyl, comparison with water content 500 fluor-trernolite 879 AGIORGITIS,GEORGE alkali-, fron batholith, Washington 873 with G, Udubasa and J. Ottenam New occurrence of hetaerolite from calcic-, fron batholith, Washington 873 Rodna, Rumania I 065 Analcine Agrinierite, new nineral (abstr.) 805 free energy calculated fron hydro- theutal data Aktashite, X-ray and chenical data (abstr.) 562 277 enrata s72 Alaskaite, discredited (abstr.) 349 Albite in tuffs of Green River fornation 93 Gibbs free energy of formation Anarakite, new nineral (abst.r.) 560 calculated from dissolution data 1016 AI{DERSoN,B. W. high-, binary solvi with sanidine f009 Gen TeetingrSth ed.; reviewed by P. ALLARD,GILLES O. H. Ribbe r42 review of book by Zenann 973 ANDERSON,CHARLES A. Alumina (BI ') Memorial of Donnel Foster Hewett 367 relation of ion transport to Andesine structure (abstr.) 1105 water content 508 Amblygonite -Montebrasite Mineral s Andradite fluorine in 29L water content 508 AMERICANCRYSTALLOGRAPHIC ASSOCIATION Anhvdrite abstracts, winter neeting, 1972 1096 equilibriun with gypsurn 323 abstracts, winter meeting, 1973 1100 Arurite, structure 889 abstracts, surilner meeting, 1973 I 104 Anorthite, The Anerlean MLneralog"i eaL Jow..nal, structure at high tenperatures Vol. I (A. Bruce); reviewed by 665 W. W, Heinrich 1116 Gibbs free energy of formbtion calculated fron The Amerteqt MLneralogLst dissolution data 1016 instructions to authors 146 tetrahedral bond length, variation in 495 AItoRos, JosE L. Antigorite, synthesis 915 Memorial of Francisco Pardillo 383 AOKI, HIDEKI Anphiboles with K. D, Oh, H. Morikawa, and cunningtonite, zinc-nanganese, S. Iwai structure and site chenistry (abstr.) 1103 Crystal structure of rnagnesite LO29 nagnesiohastingsite, synthetic, crystal -chemistry study 480 with K. D. Oh, H. Morikawa, and S. Iwai in meteorites 869 Hydrothermal growth of nagnesite nephrite, toughness of 727 single crystals 339

tl2l Aoki, Ken-Ichiro INDEX TO VOLUME 58, 1973

A0KI, KEN-ICHIRO,withA.R. McBirney BAI,IBACH,RICHARD K. The stability of plagioclase at review of book by Pettijohn, Potter, high pressures 27L and Siever 567 Apatite Barnbollaite, new nineral (abstr.) 805 fron Shonkin Sag laccolith, BARGAR,KEITH E. chemistry and phosphorus fugacitf with M.H. Beeson, R.0. Fournier, and during differentiation pm. Mineral. L.J.P. Itfuffler 57:8771: correction 345 Present-day deposition of lepidolite ApatLte. Vol. 5, Applied Mineralogy from the:mal waters in Yellowstone (D. McCornell); reviewed by National Park 901 R.A. Gulbrandsen 1116 BARNES,H.L. ARAKI, TAIQ{I-IARU,with P. B. Moore review of book by Stanton r42 Atonic arrangenent of hureaulite 302 Basalt trBlue , with T. Zoltai Dragonr?,origin of color 1048 Th6 crystal structure of hanksite 799 cordierite-bearing lava, AREM,JOEL E. petrochemistry 813 review of book by Shepherd 972 Ti-chromite and Cr-titanonagnetite 826 Argentoj arosite Basaltic Magna 153 synthesis and properties 936 BASFOR"D,JEFFREY R., with M.R. Coscio ARISTAMIN, L.F. An inproved method for rapid, low with C.S. Hurlbut, Jr. and R.C. Erd density separations with heavy Kernite frorn Argentina 308 liquids 1094 Arsenates Basiliite, discredited (abstr.) s62 chalcophyllite, X-ray powder data 792 BASSETT,WILLIAI,I A., with L. Merrill new minerals, unnaned (abstr.) The crystal structure of CaCO3(II), bariun uranyl arsenate, Mineral F a metastable high pressure phase of caI ciun- ars enate calcium carbonate (abstr.) I 106 calciun-arsenate (c) cal ciun-arsenate-sul fate BAUR, WERNERH. calcium-magnesiun arsenate (a) The [regular] phosphate tetrahedron copper-arsenate sulfate is a nythical beast (abstr.) 1109 _, with A.R. Kanpf and A.A. Kahn Arsenides, nertieite Bariun chloride silicate with an open framework crystal structure: ASHBEE,KENNET}I H.G. Verylanckite (abstr. r 103 Ttre peierls force in crystalline ) qvartz 947 Bauranoite, new mineral (abstr.) l11t ATANASSOV,VASIL A.,with G.N. Kirov BEDARIDA,FEDERICO Balkanite, CugAg5HgSg,a new nineral with F. Flarnini, 0. Grubessi, and frorn Bulgaria 11 G.M. Pedemonte Hematite to goethite surface weathering. Augite, sector-zoning 986 Scanning electron nicroscopy 794 -pigeonite rrlscibility gap, for BEESON,MELVIN H. pfroxenes lunar basalt 12021 619 fron with K.E. Bargar, R.0. Fournier, and Authigenic Minerals L.J.P. Muffler in tuffs of Green River fonnation, Present-day deposition of lepidolite Wyoning 93 fron thermal waters in Yellowstone National Park 901 Automated Mineralogical Laboratory (abstr.) 1099 Benstonite BACKHAUS,KARL-oTTO synthesis at room tenperature 34L k LstaLlogqhie. Teehnik-Wlrterbueh. Englis eh, Deuts eh, Franzdeis ch, BERGER,AI.ITHOM ROBERT, with W.S. Pitcher Russisch; reviewed by A. Pabst 1118 TLte Geology of Donegal: A Study of Gnanite EmpLaeenent otd tlnnoofing BAGLIN,E.G.,with A. l'{ayand J.J. Sjoberg ; reviewed by L, Glover 971 Synthetic argentoj arosite 956 Berlinite, high-low inversion in 796 BAILEY, ARTFIURC., JR.,with R.H. Carpenter Ro and Ar neasurements of pyrrhotite Berndtite-C27, new nineral (abstr.) 347 440 and troilite Berndtite-6C, new rnineral (abstr.) 348 BAKER,IAN,with W.I. Ridley BERRY,LEONAR.D G. The petrochernistry unique of a with D.K. Snith, G.J. McCarthy, cordierite-bearing lava, South Atfantic 813 M.E. Mrose, and J. Messick Balkanite, new nineral fronr &rlgaria 11 Special search indexes for the powder diffraction file - the nineral subfile (abstr.) 1107 INDEX TO VOLUME 58, 1973 Burnham. C. W.

Beryllium, geochenistry 765 BOUCTIER,C. with G. Perrault, J. Vicat, E. Cannillo, Beryllium oxyanions, M0 calculations 765 and G. Rossi BIGGERS,J.V. Nenadkevichite, a new four-fold silica with R.C. Bradt and R.E. Newnhan tetrahedra ring structure (abstr.) lI02 Toughness of jade 727 BoWLES,J.M. Bikitaite, structure (abstr.) 1096 with H.T. Shacklette, J.C. Hamilton, and J.G. Boerngen Biotite, chenical analysis, Wyoming 831 ElementaL Conrposition of SurfieLal scandiun in 819 Mater'iale tn the ContercrLnou,s tlnited Biphospharunite, x-ray and chemical data States; reviewed by R.E. Delavault 568 (abstr. 806 ) BOWN,M.G. Blanchardite, = brochantite (abstr.) 562 review of book by Ranachandran and BLoSS, F. DoNALD Srinivasan 970 review of book by Donnay and Ondik 968 BRADT,RICHARD C. _, review of book by Drazil I 118 with R,E. Newnhanrand J.V. Biggers The toughness of jade 727 _, review of book by Gary, McAfee, and Wolf 56s Brannockite, new nineral (abstr.) 11ll

_, review of book by Weiss 568 Bredigite geornetrical model of its structure 32 _, with D. Riess Cornputer determination of 2V and. BR.ENNER,N.L. indicatrix orientation frour with D.C. Presnall and T.H. 0rDonnell extinction data t052 Drift of PtlPtl0Rh and WSRe/w25Re thermocouples in single stage piston- BL0uNT, CHARLESW., with F.W. Dickson cylinder apparatus 771 Gypsum-anhydrite equilibria in systens CaS0r+-HzOand CaS04-NaCI-H20 323 BRICE,WILLIAM R., with L.L.Y. Chang Subsolidus phase relations in aragonite- BoERNGEN,J.G. ty?e carbonates. III. The systens MgCO3- with H.T. Shacklette, J.C. Hanilton, CaC03-BaC03,MgC03-CaC03-Sr{03, and and J.M. Bowles MgC03-SrC03-BaC03 979 ELementaL Conpoeition of Sut fieLal MaterLaLs in the ConternrLnoue BRICKER,OWEN P. thited States; reviewed by R.E. with H.W. Nesbitt and W.D. Gunter Delavault 568 The stability of talc 64 BOETTCHER,ARTHI.'R L. BR0WN,GORDON E., with C.T. Prewitt Acceptance of the Mineralogical High-temperature crystal chemistry of Society of America Award for 1972 357 hortonolite 577

Bonding, trenolite (F-) 879 _, with S. Sueno and C.T. Prewitt A new single-crystal heater for the Bond Length Variations precession camera and four-circle tetrahedral in anorthite 495 diffractoneter 698 Bond-Valence Sums BROWN,I.D. anionic in borates (abstr.) 1100 Empirical relationships for predicting B00K REVIEW, see REVIEW the detailed stereochenistry of poly- sulfate and hydrogen sulfate ions 1109 Boracite, borate framework (abstr.) 1098 BRUCE,ARCHIBALD crystal structure refinement at TLte Anericcn MLneralogieaL,Iowmal, high temperatures 691 vol. 1; reviewed by E.W. Heinrich 1116 Borates Brtmogeierite, new nineral (abstr.) 348 anionic bond-valence suns (abstr.) 1100 BRINToN, GEoRGE boracite, cubic, structure of 691 Refinenent of the callaghanite boracite, structure of (abstr.) 1098 structure 551 ericaite, structure of (abstr.) 1098 Errata 965 ezcurrite, structure of 110 BlrNCH,TIIEODORE E., with M. Okrusch Al-rich pargasite 72L kernite 308 BURNHAM,CHARLES W. kernite, structure and one-center review of book by Pearson 808 charge refinement 2I with R.M. Hazen tincalconite, structure of 523 _, Crystal structures of one-layer phlogopite and annite 889 tt23 Burnham, C. lV. INDEX TO VOLUME 58, 1973

BURNHAM,CHARLES W., continued calcite, cell and pseudo-ce11 with Y. 0hashi transfonnations in (abstr.) 1101 Clinopyroxene lattice defornations : calcite-muscovite-quart z, stabi lity The roles of chenical substitution assenblages 785 and tenperature 843 callaghanite, refinement of structure 551 BURNS,RoGER G., with F.E. Huggins Visible-region absorption spectra of a drrata 965 Tir+ fassaite from the Allende carbonatite, Oka complex, scandiul meteorite: A discussion 955 geochemistry 819 Calciotantalite, discredited (abstr.) 807 dawsonite, thernal deconposition s48 Calcite eitelite, crystallography and structure 2IL cell and pseudo-celI transformation (abstr. ) 1101 gaylussite, crystallography of heating products of (abstr.) I 104 scandium in 819 gaylussite, thermal properties 778 CALK, LEWISC., with S.A. de Waal Liebenbergite, a nickel olivine fron grinselite, new nineral (abstr.) 139 South Africa /JJ K-Ca carbonate, new unnaned nineral Callaghanite, refinenent of structure 551 (abstr. ) 139 Errata 965 K-Ca-Mgcarbonate, new wmaned mineral (abstr. 139 CAMERON,EUGENE N., with E.D. Glover ) Unusual titanian-chromian sDinels latiunite, stTuctuxe, new type of frorn the eastern Bushveld Complex L72 sheet silicate 466 CAMER0N,MARYELLEN, with G.V. Gibbs magnesite, hydrothermal growth of The crystal structure and bonding single crystal 339 of fluor-tremolite: A conparison with magnesite, structure L029 hydroxyl tremolite 879 order-disorder in CaCO3 H20 (abstr. ) lI02 _, with S. Sueno, J.J. Papike, and C.T. Prewitt pirssonite, crystallography of heating High-tenperature crystal chenistry products of (abstr.) I 104 of trenolite 649 scawtite, structure (abstr.) 7097 with S. Sueno, C.T. Prewitt, and , Carbonatite Conplex J.J. Papike scandiun in, oka, 819 High-tenperature crystal chenistry Quebec of acnite, diopside, hedenbergite, Carbon Filnr Thickness jadeite, spodunene, and ureyite 594 role in electron nicroprobe analysis 920 CANNILLO,ELIO CARPENTER,D., with M. Slaughter with A. Dal Negro and G. Rossi An autonated rnineralogical laboratory The crystal structure of latiumite, (abstr. ) 1099 a new type of sheet silicate 466 CARPENTER,ROBERT H., with A.C. Bailey, Jr. _, with A. Dal Negro and L. Ungaretti Application of Ro and Ar neasurenents The crystal structure of ezurrite 110 to the study of pyrrhotite and troilite 440 _, with G. Perrault, C, Boucher, J, Vicat, and G, Rossi CARROLL,DOROTHY Nenadkevichite, a new four-fold silica CLay MLrerals: A Guide to Theiz, X-ray tetrahedra ring st"ucture (abstr.) Lt02 fdenttfieation; reviewed by C.I. Rich 808

_, with G. Rossi and L. llngaretti Cation Substitutions The crystal structure of elpidite 106 octahedral and tetrahedral, effects on physical properties of tri- Carbonates octahedral mieas MLneraL. 57:103]: aragonite-type, phase relations in lAn. addenda I37 MgCO3-CaC03-BaCO3system 979 Cavansite, new nineral fron Oregon 405 phase relations in MgCO3-CaC03- SrC03 systen 979 structure 4L2 phase relations in MgCO3-SrC03- Cel1 Transfornations BaC03 systen 979 in calcite (abstr.) I 101 benstonite, synthesis at room dnmlA,tvl temPerature 34L with P. Cerni and R.B. Ferguson The fluorine content and some physical CaCO3(II), netastable high pressure properties of the anblygonite- phase, structure (abstr,) r 106 nontebrasite ninerals 291 lt24 INDEX TO VOLUME 58, 1973 Coscio. M. R. drRri, petn Clay Minerals, continued with I. dern6 and R.B. Ferguson Gibbs free energy of formation Fluorine in anblygonite-nontebrasite calculated frour dissolution data LO23 29L ninerals kaolinite, hydroryl orientation 47I Chalcophyllite, X-ray rrpowderrrdata 792 montnori I lonites, X-ray diffraction Chalcopyrite aspects I5 conpared to (abstr.) 1110 haycockite nacrite, hydroxyl orientation 47r in kmar rock (Apollo 12) 952 oriented specinen prepared by a CHAMPNESS,PAMELA E. filter-rnernbrane peel teclnique 553 Speculation on an order-disorder CLay MLnerals: A c1lidp to Theit X-ray 540 transforrnation in omphacite Identi'ficatLon (CattoLL) reviewed ; 808 , with G.W. Lorimer by C.I. Rich Orthopyroxene, electron nicroscopy CLEMENT,STEPffiN C., with P;H. Ribbe and analysis 243 New locality, fornul4 and ProPosed CHANG,LUKE L.Y., with W.R. Brice structure for reyerite 5L7 Subsolidus phase relations in the Clinohunrite, structure 43 systems MgC03-CaC03-BaCO3,MgCO3-CaCO3- SrC03, and MgCO3-SrCO3-BaC03 979 correction 346 Chemieal AnaLysis of SiLicate Roeke (titaniferous), structure (abstr.) L097 (A.J. Easton); reviewed by Clinoptilolites C.0. Inganells 563 in sedirnentary rocks of Mexico 287 fite ChenLeal Phgsies of Iee (N.H. Fletcher); COHEN,LEWIS H., with W. Klenent, Jr. reviewed by B. Kamb 564 Deternination of the high-low inversion Ttte C'henLstry and Phgsies of Clays and in berlinite (AfPot) to 6 kbar 796 ?tlpy, Cerorrte Matertals, 4th Ed. COLEMAN,R.G., with W.C. Luth (Rex W. Grinshaw); reviewed by Mernorial of Colin 0sborne Hutton 369 W.H. Huang I43 Conrnittees, officers and, MSA, list of 151 CHENEY,JOHN T., with C.V. Guidotti 403,575 Paragonite contents of coexisting, 811, 976 but texturally different, nuscovites 1151 from pelitic schists of the Wzzle Compton-Scattered X-rays Mormtain area, Maine 1076 WZc" as a neasure of mass absorption Chernykhite, new nineral (abstr.) 966 coefficients in rocks L073 573 Chimte CrtstaLLine (J. Zenrann, translated Constitution of the MSA by E.F. Bertaut); reviewed by COOPER,J.F., JR,, with G.E. Duming G.0. Allard 973 Melanophlogite fron Mount HaIDilton, Chloroarsenian, discredited (abstr.) 562 Santa Clara Cornty, California [Am. Mtneral. 57:L4941: erratur 346 Chromian-Aluninian Magnetite in platinurn nugget 189 CooPER,w.F. with F.K. Larsen, P. Coppens,and Chromite (Ti-), fron basalt, Idaho 826 R.F. Giese CLARK,JOAN R., with E. Dowty Electron population analysis of accurate Stnrcture and one- Borate franework of boracite and its diffraction data. V. relationship to the ferroelectric center charge refinernent of the light- kernite, 3H20 21 effects (abstr.) 1098 aton nineral Na2B405(0H)2. Coordinated Sites (Octahedrally) , with E, Dowty 27AL 748 Crystal-structure refinenelt and in aluninosilicates by NMR optical properties of a Tir+ fassaite Coordinated Sites (Tetrahedrally) frorn the Allende meteorite: reply 962 Fe3+ in alurninosilicates by EPR 748 _r with E. Dowty Copiapite (ferrian), structure 314 Tir+ fassaite fron the Allende neteorite, crystal structure COPPENS,P. with W.F. Cooper, F.K. Larsen, and refinenent zJv R.F. Giese --Iidrnorial, with G,F, Hanson and C,J. Mankin Structure and charge refinenent of of Sarmrel Weidnan 387 kernite 2I _, with S. Sueno, J.J. Papike, ald CORBETT,RONALD K. J, Konnert X-ray "powder" data for chalcophyllite 792 Refinenent of cubic boracite structure at high tenperatures 691 Cordierite-bearingLavarpetrochenistry 813 Clay Minerals COSCIO,M.R., with J.R. Basford dickite, hydroxyl orientation 47L An inproved method for rapid, low loss density separations with heavy liquids 1094 Craig, J. R. INDEX TO VOI,UME 58, 1973

CRAIG, JAMESR. Crystal Strrrcture, continued review of book by Frondel 564 kogarkoite 116 Ct ystaL ChenricaL Classtfieation of Mlnerals, kornelite 535 vols. I and II (A.S. Povarennykh, latiumite (new sheet silicate) 466 translated by J.E.S. Bradley); reviewed by P.B. Moore 968 lenoynite (abstr.) LLOz Crystal Chenistry, glaserite phase 736 nagnesite I029 nelanophlogite frorn California naucherite 203 [An. MLneraL. 57:L494]: erratum 346 nillerite (abstr.) 1108 Na2S04-K2S04-K2CrO4-Na2CrO4system 736 natrolite at high tenperatures 676 The CrystaL Chernt,stzg otd Physics of Metals nenadkevichite, new silica tetrahedral and ALLogs (W.B. Pearson); reviewed by ring structure (abstr.) IL02 C.W. Burnhan 808 an orthopyroxene at high tenperatures 636 CnTstaL Data. Detenntnatiue Tables, Srd ed. (J.D.H. Donnayand H.M. Ondik, parkerite 435 Eds.); reviewedby F.D. Bloss 968 Pentagonite 4L2 The Cnystallire State: An Introduetion pentlandite (argentian) (abstr.) ILOT (Peter Gay); reviewed by G.A. Novak L43 phlogopite (one-layer-) 889 Crystallographic Data, datolite 909 pigeonite (lurar), Crystal Structure primitive-cell donains (abstr.) 1106 acmite at high tenperatures 594 reyerite fron Virginia 517 annite 889 scawtite (abstr.) I 097 anorthite at high tenperatures 665 spodunene at high tenperatures 594 beta-eucry?tite at high tenperatures 68r teruggite I 034 bikitaite (abstr.) 1096 tincalconite 523 CaCO3(II) (abstr.) 1106 titanoclinohumite 43 cavansite 4L2 correction 346 clinohunite 43 tremolite at high temperatures 649 correction 346 trenolite (F-) 879 clinohurnite (titaniferous) (abstr. ) 1097 ureyite at high tenperatures s94 cunningtonite (zinc) (abstr,) 1103 verplanckite (abstr.) 1103 diopside at high tenperatures 594 wittichenite (abstr.) dyscrasite refined by Ag radiation I 100 data (abstr.) I 100 Crystal Structure, Refinenent anorthite at high tenperatures eitelite frorn Utah 2LL 665 beta-eucryptite at high temperatures 681 elpidite 106 callaghanite epidote (reinvestigation) 2r8 551 errata 965 ezcurrite 110 cubic boracite at high tenperatures feldspars (K-rich), nonoclinic 263 691 datolite 909 ferrian copiapite 314 fassaite (tis+-, fron neteorite f luorophl ogopite (synthetic) 249 (reply) 962 forsterite at high tenperatures 588 forsterite at high tenperatures s88 gladite (abstr. ) 1098 hortonolite at high terq)eratures 588 hanksite 799 hortonolite (Fa31) fron lunar rock hedenbergite at high tenperatures 594 L2052 s77 hortonolite at high ternperatures 588 natrolite at high tenperatures 676 hureaulite from South Dakota 302 olivine (Fars), lunar rock 12018 577

jadeite at high teilperatures 594 olivine (Fa29) (rnetarnorphic) Jt I kernite 2I ordered orthoclase by neutron diffraction 500 tt26 INDEX TO VOLUME 58, 1973 Donnay, J. D. H.

Crystal Structure, Refinement, continued DE WML, SYBRANDA., with L.C. Calk an orthopyroxene at high tenperatures 636 Nickel ninerals frorn Barberton, South Africa: VI. Liebenbergite, a nickel Ti3+ fassaite frorn Allende Meteorite 230 olivine 733 trenolite at high tenperatures 649 Dickite, hydroxyl orientation 47L Cubanite, in lwrar rock (Apol1o 12) 952 DICKSON,FRANK W., with C.W. Blount CULFAZ,ALI Gypsun-anhydrite equilibria 323 Keisling L.B. Sand with C.A. and with K.B, Krauskopf sieve -Menorial, A field test for nolecular of Ton. F,w, Barth 560 zeolites r044 Dtetionug of QtrwttitLes @td I|n1:ts (Zinc), structure (abstr.) I 103 Curruningtonite (J.V. Drazil); reviewed by F.D. Bloss 1118 Cr4lrobi srnutite Differential Thermal Analysis nicroprobe and X-ray powder data 967 amblygonite-nontebras ite nineral s 29r new nineral (abstr.) 560 Cyclowollastonite, argento j arosite (synthetic) 936 CZAMANSKE,GERALD K., with G,A. Desborough ferrian copiapite 3L4 Sulfides in eclogite nodules fron South Africa 195 gaylussite 778 DAL NEGRO,ALBERTO hetaerolite 1065 with E. Cannillo and G. Rossi kernite 508 Latiumite, a new type of sheet silicate 466 Differential Thermogravirnetric Analysis ferrian copiapite 3L4 , with E. Cannillo and L. llngaretti Crystal structure of ezcurrite 110 Diopside crystal chernistry at high tenperature 594 , with I. Kunbasar and L. Ungaretti The crystal structure of teruggite I 034 water content s08 DALRIO, G. , with N. lvlorandi Discredited minerals Janborite: a new nickel hydroxide alaskaite (abstr.) 349 Italy 835 nineral fron basiliite (abstr.) s62 Datolite calciotantalite (abstr. ) 807 refinenent structure 909 chloroarsenian (abstr.) s62 DATTA,P., with R.F. Giese, Jr. Hydroxyl orientation in kaolinite, kyanophyllite (abstr. ) 807 dickite, and nacrite 47L rnagnetostibian (abstr. ) s62 548 Dawsonite, therrnal decomposition pleonectite (abstr.) 562 DAY, HOWARDW. pleurasite (abstr,) s62 The high terperature stability of rnuscovite plus quartz 255 pfrrhoarsenite (abstr.) 562 Dehydration rhodosarsenian (abstr.) 562 at high natrolite to netanatrolite sjdgruvite (abstr.) s62 tenperature 676 Dispersion of Optical Axes DELAVAULT,ROBERT E. inclusions identified by 1052 review of book by Shackrette, Hanilton, Boerngen, and Bowles 568 DONNAY,GABRIELLE, with J.D.H. Donnay Anionic bond-valence sums in borates DELONG,STEPHEN 8., with D. McCullough (abstr. ) 1100 Conpton-scattered tungsten X-rays as a neasure of rnass absorption --Tynrnetry, with E. Hoffinan and J.D.H. Donnay coefficients in rocks L073 and twinning of phillipsite and harmotome (abstr.) 1105 Density Separation improved rnethod with heavy liquids I 094 -T-eutron, with E. Prince and R.F. Martin diffraction of an ordered A., with G.K. Czarnanske DESBOROUGH,GEORGE orthoclase 500 Sulfides in eclogite nodules fron a kimberlite pipe, South Africa, with DONNAY,J.D.H. corrurents on violarite stoichiometry 195 review of book by Ducros and Lajzerowicz^Bonneteau 349 _, with J.J. Finney and B,F. Leonard Mertieite, a new palladiun nineral , with G. Donnay fron GoodnewsBay, Alaska 1 Tionic bond-valence suns in borates (abstr. ) 1100 DE VoRE,G.W. Menorial of Walter Harry Newhouse 380 1127 Donnay, J. D. H. INDEX TO VOLUME 58, 1973

DONNAY,J.D.H., continued Eclogite, continued with S. Fortier sulfides in, South Africa 195 Cell and pseudo-cell transformations EHLERS,ERNEST G. in calcite (abstr.) I 101 Ihe Interpretation of GeologLeal _, with E. Hoffinan and G. Donnay Plnse DLagrors,' reviewed by Syrunetry and twinning of D.H. Lindslel 969 phillipsite and harnotone (abstr.) 1105 EHLMANN,ARTIIUR J., with R.C. Ewing with H.M. Ondik, Eds. Yttrialite and uraninite frorn Texas 545 Czystal Data. Deternrtnatiue Tables, EHRLICH, ROBERT 3rd. ed.; reviewed by F.D. Bloss 968 with T.A. Vogel and W.C. Luth DOUGLAS,J.A.V. Non-linear variation of cell par€rneters with E. 01sen, J.S. Huebner, and with conposition in alkali feldspar A.G. Plant series 905 Meteoritic amphiboles 869 Eitel ite DOWTY,ERIC, with J.R. Clark crystallography and stfltcture/ 2LL Borate franework of boracite and its Elbaite relationship to the ferroelectric (tourmaline), NMRin 224 effects (abstr.) 1098 erratum 965 , with J.R. Clark Electron Microprobe Analysis Crystal structure refinernent and role of carbon film thickness 920 optical properties of a Ti3+ fassaite frorn the Allende meteorite 230 Electron Microscopic Studies orthopyroxene 243 , with J.R, Clark Crystal structure refinement and Electrol Paranagnetic Resonance optical properties of a Ti3+ fassaite Fer+ in alunrinosilicates 748 fron the Allende neteorite: A reply 962 Electron Population Analysis, kernite 2I with D.H. Lindsley _, E Lemental Conp o s i. tL o Mdssbauer spectra of synthetic on f Sur fi eLaL Mate rL als in tle ConternrLrnus United Statee hedenbergite- ferros i I ite pyroxerres 850 (Shacklette, Hamilton, Boerngen, and _, with M. Ross and J.S. Huebner Bowles); reviewed by R.E. Delavault 568 The augite-pigeonite niscibility gap Elpidite, structure 106 for pyroxenes from lunar basalt 12021 619 DMZIL, J.V. EMBREY,PETER G. Memorial of Arthur William Gerald Dietionary of Quantities and Ihtits; Kingsbury 372 reviewed by F,D. Bloss 1118 DREVER,JMES I. Embreyite, new nineral (abstr.) 806 The preparation of oriented clay EMINHIZER,L.B. nineral specinens for X-ray with D,M. Kerrick and J,F. Villaurne diffraction analysis by a filter- The role of the carbon filn nenbrane peel technique 553 thickness in electron microprobe DUCROS,PIERRE analysis 920 Rail:LoerLstaLlognqhie ; reviewed by EMI,IONS,R.C . G. Perrault 563 review of book by Snith, revised by with J. Lajzerowicz-Bonneteau Phillips. 809 Problems de CristalLogrqhie ; The Eneyelopedia of C,eochemtstry and reviewed by J,D.H. Donnay 349 Enttiz,orunental SeLences (Fairbridge) ; reviewed by S.E. DUNNING,G.E., with J,F. Cooper,Jr. Sonner 563 Melanophlogite from California [.42. ENDO,YUJI, with L Sunagawa MLneraL. 57:1494f: erratun 346 Positive and negative striations in Dyscrasite pyrite 930 crystal structure refined by Ag Enstatite radiation data (abstr.) I 100 polarized spectra of Fe2* in 444 EASTON,A.J. Enthalpy of Forrnation Chernucal AnaLysis of SiLieate Roeks; muscovite (estimated) zJ> reviewed by C.0. Inganels 563 Entropy of Forrnation EBY, G. NELSON nuscovite (estinrated) 255 Scandiun geochemistry of the Oka Epidote carbonatite coilplex, Oka, 819 Quebec structure, iron location 2r8 Eclogite EpituU absorption of iron by platinuur Data of frwgotie and 1rgutic Crystals (Gebhardt capsules 16 and Neuhaus); reviewed by A.L. Mackay 971 1128 INDEX TO VOLUME 58, 1973 Finney, J. J.

Equilibriurn Reaction FAYE, GoRDONH., with R.M. Miller r?Blue gypsun-anhydrite 323 Dragonrr basalt fron Craters of the Moon National Monurnent, Idaho: Origin of ERD,R.C. Color 1048 with C.S. Hurlbut, Jr. and L.F. Aristarain Feldspars, Alkali Kernite from Argentina 308 adularia, st"ucture of 263 Eucrlptite (Beta-) adularia, water content 508 681 structure at high tenperature ce11 parameters, non-linear variation EVANS,HOWARD T., JR. with composition 905 The crystal structures of cavansite composition and structural state 705 and pentagonite 4L2 in tuffs of Green River forrnation 93 -crystallography, with C. Milton of the heating orthoclase, neutron diffraction products of gaylussite and pirssonite refinement 500 (abstr.) 1104 sanidine-high albite solvus, calculation of binary solvi 1009 _, with L.W. Staples and J.R, Lindsay New minerals, cavansite and sanidine, low-, structure of 263 pentagonite, from Oregon 405 Feldspars, Plagioclase EWING,RODNEY C. ilbite, scandiurn in 819 Vickers hardness and reflectance determinations for netamict AB2o5,-type andesine, water content 508 rare earth Ti-Nb-Ta oxides 942 anorthite, structure at 410o and 830"C 665 , with A.J. Ehlnann anorthite, tetrahedral bond-length Yttrialite and uraninite, additional variations 495 ninerals frorn the Rode Ranch pegmatite, Central Mineral Region, Texas 545 calcic-, deternination of structural data I34 Exsolution Lamellae in pyroxene with HF etching 545 factors goveraing stability at high pressure 271 Extended HUckel Molecular Orbital (EHIIO) calculations for distorted (P0+)r- and Gibbs free energy of formation (Pzoia- 7s6 calculated fron dissolution data 1016 Extinction Data oligoclase, nyrnrekitic, fron Haast determination of 2V and indicatrix schists 332 orientation frorn 1052 oligoclase, myrrnekitic, fron Haast EYSEL, WALTER schists Crystal chernistry of the systern discussion 802 Na2soq-K2S04-K2CrO4-Nd2Cr04and of reply 804 736 the glaserite phase Patterson function of satellite Ezcurrite, structure 110 intensities of (abstr.) I 103 FAIRBRIDGE,RHODES W., Ed. stability at high pressures 271 Tle EncgelopedLa of GeoclwmLetry structurai state by X-ray powder and EnvLrorvnental SaLeneee,' reviewed technique L34 by S.E. Sonmer 563 FENN,PHILIP M., with W.C. Luth LUCA FANFANI, Calculation of binary solvi of sanidine- P.F, Zanazzi, and A.R. with A. Nunzi, high albite solvus 1009 Zanzari The copiapite problen: The crystal FERGUSON.ROBERT B. structure of a ferrian copiapite 3t4 witir r. dern6 and n. derni Fluorine in amblygonite-rnontebrasite H., with P,D. Robinson FANG,JEN minerals 29r Crystal structure of kornelite 535 FINGER,L.W., with Y. Ohashi Farringtonite A lunar pigeonite: Crystal structure of and compositionaL data 949 X-ray prinitive-cell dornains (abstr.) 1106 Fassaite Gi3*-) FINNEY, JOSEPHJ. discussion 955 absorption spectra, Unit cell and X-ray powder data for from Allende meteorite 230 netasideronatrite 1080 optical properties, reply 962 -Leonard, with G.A. Desboroughand B.F. refinement, reply 962 structure Mertieite, a new nineral fron Alaska lt29 Flamini, F. INDEX TO VOLUME 58. 1973

FLAI'IINI, F. FUCHS,LOUIS H. with F. Bedarida, 0. Grubessi, and with E. 01sen and E. Gebert G.M. Pedemonte New X-ray and coilpositional data for Henatite to goethite surface weathering.. farringtonite, Mg3(poq)z 949 Scanning electron uricroscopy 794 GABE,ERIC J. FLEET, MICHAELE. with J.C. Portheine and S.H. Whitlow The crystal stTucture of naucherite A reinvestigation of the epidote (Ni I rAss) 203 stTucture: Confirnation of the iron location 2L8 The crystal structure of parkerite Gahnite, chenical analysis 851 (Ni 3Bi2s2) 435 (Fe2*-), schist in wyonring 851 FLEISCHER,MICHAEL New Mineral Names (abstr.) L39, 347 GAIT,R.I. 560, 805 with V. Kocmanand J,C. Rucklidge 966,1111 The crystal structure of bikitaite (abstr. ) 1096 FLETCHER,N.H. Garnets Tlte CltenLeaL Phgsiee of Iee; reviewed by B. Kanb s64 andradite, water content 508 grossular, water content Flint $. Shepherd); reviewed by J.E. Arern 972 508 Fluorophlogopite pyrope, water content 508 (synthetic), crystal structure 249 scandiun in 819 FOIT, FRANKLINF., JR., with D.R. peacor zoned garnet 840 The anorthite crystal structure at GARY, MARGARET 410 and 8J0oC 665 with R. McAfee, Jr. and C.L. Wolf, Eds. _, with M.w. Phillips and G.V. Gibbs Glossary of Geology; reviewed by F.D. A, refinenent of the crystal structure Bloss s6s of datolite, CaBSi0a(0H) 909 GAY, PETER Forsterite The CrystalLine State: An Introduction; bourdary with monticellite as a reviewed by G.A. Novak L4S ftmction of ? and P 998 Gaylussite, heating products (abstr.) 1104 naxirnun amormt of nonticeilite in thermal properties forsteritic olivine 998 778 Forsterite and Monticellite GEBERT,ELIZABETI{ with L.H. Fuchs solid solutional lirnits, 1440-1496'C 343 and E, 0lsen New X-ray and conpositional data for FORTIER,SUZANNE, with J.D.H. Donnay farringtonite 949 Cell and pseudo-cell transforrnations GEBII,ARDT,M., with in calcite (abstr.) r 101 A. Neuhaus Epita,ry Data of fnongutic and )nganie FourLeb Methods in Crgstallog?qphA Cryetals; reviewed by A.L. Mackay 97L (G, Ramachandranand R. Srinivasan); Gemstonee(G.F.H. reviewed by M.G. Bown 970 Snith); reviewed by R.C. Enunons 809 FoURNIER,RoBERT 0. GemTesting, (B.W. with K.E. Bargar, M.H. Beeson, and 8th Ed. Anderson); L.J.P. Irfuffler reviewed by P.H. Ribbe L42 Present-day deposition of lepidolite Geochernistfy fron thermal waters in Yellowstone alternation of tuffs in Green River National Park 901 formation 93 Freieslebenite of boron 765 new nicroprobe analyses (abstr.) L4L of berylliun 765 FRONDEL,CLIFFORD The GeoLogg review of book by Nowacki 973 of Donegal: A Stufu of Gt'mi,te Enrplaoenent and Unroofing (W.S. Pitcher and A.R. Berger); reviewed by L.Glover 971 The Mirprals of Fru*Lin md Sterling HILL; teviewed by J.R. Craig s64 Geology of Saline Deposits (G. Richter- Bernburg, Ed.); reviewed by H.D, FROST, B. RONALD Hol land lll7 Ferroan gahnite from quartz-biotite- almandine schist, Wind River GHoSE;SUBRATA, hrith T. Tsang Mormtains, Wyoming 831 Nuclear magnetic resonance in tourmaline 224 FRUEH,A.J., with K. Tornan erratun 965 Patterson frmction of satellite intensities of a plagioclase (abstr.) l103 1130 INDEX TO VOLUME 58, 1973 Hall, S. R.

GHOSE,SUBMTA, continued Goethite with T. Tsang surface weathering fron henatite Structural dependence of quadruPole by SEM 794 z/A1 coupling constant etqQ/n for G0oDWIN,JoNATHAN H. for and.crystal field pararneter D Analcine and K-feldsPar in tuffs of 748 Fefi in aluminosilicates the Green River formation, WYoming 93 GIACOVAZZO,CARMELLO GOURLEY,J. TERRY with S, Menchetti and F. Scordari with W.A. Runcimanand D' SenguPta 523 The crystal structure of tincalconite Polarized spectra of iron: olivine 451 Gibbs Free Energy GREEN,THOMAS E., with C.W. ltuggins 277 analcine Therrnal decomposition of dawsonite 548 errata s72 Greigite 64 chrysotile thin film on sodiun chloride crystal 926 L023 clay minerals GRIFFIN,W.L., with B. l,tYsen muscovite 255 Pyroxene stoichiornetry of omphacite 60 p I agioclases I 016 Grinselite, new mineral (abstr') 139 talc 64 GRIMSHAW,REX W. Ihe ClenrLstry utd Physies of Clays ot'd GIBBS,G.V., with M. Caneron )tltex Ceranie MatertaLs; reviewed by The crystal structure and bonding of W.H. Huang 143 fluor-trenolite: A cornparison with hydroxyl trenolite 879 GROVER,J.E. with A.C. TUrnock and D.H. Lindsley Phillips ---lfi-refinenent, with F.F. Foit, Jr. and M.W. Ca-Mg-Fepyroxenes 50 of the crystal structure of datolite 909 GRUBESSI,O. with F. Bedarida, F, Flamini, and , with G.A, Lager ----T-ariations j.n G.M, Pedemonte O-P-o and P-0-P angles Hematite to goethite surface weathering. populations for on P-0 bond overlap Scanning electron microscoPY 794 phosphates 756 GRUNDY,H.D., with F.C, Hawthorale , with S.J. Louisnathan The crystal structure and site-chenistry 138 Zunyite (addendun) of a zinc nanganese cunmingtonite by least-squares refinenent of X-ray and _, with J.W, McCauley and R.E. Newnhan Crystal structure of synthetic Mdssbauer data (abstr.) ffOS 249 fluorophlogopite GUIDoTTI, CHARLESV., with J.T. Cheney Paragonite contents of coexisting, but -Tetrahedral, with M.W. Phillips and P.H. Ribbe bond length variations in texturally different, muscovites fron anorthite 495 pelitic schists of the PuzzLe Mountain area, Maine L076 -cl , with K, Robinson and P.H. Ribbe Tuttle inohurnite and titanocl inohunite 43 -cornposition, with H.H. Herd and C.L. correction 346 and structural state of K- feldspars fron K-feldspar + sillinanite GIESE,R.F., JR. grade rocks in northwestern Maine 705 with W,F. Cooper, F.K. Larseryand P. Coppens GULBRANDSEN,ROBERT A. Structure and charge refinenent of review of book by McConnell 1I16 kernite 2L GUNTER,WILLIM D. with 0.P. Bricker and H.W. Nesbitt -Hydroxyl, with P. Datta orientation in kaol inite, Stability of talc 64 47r dickite, and nacrite Gypsun Gladite, structure (abstr.) I 098 equilibrium with anhydrite 323

Glaserite, crystal chemistry /JO reflectance spectra L062 geometrical rnodel of its structure 32 Haapalaite, new nineral (abstr.) I111 Glossarg of GeoLogg (M. Gary, R' McAfee, Jr. Halides and C.L. Wolf, Eds.); reviewedbY tocornalite, powder pattern (abstr-) 348 F.D, Bloss 56s HALL,S.R., with J.F. Rowland GLOVER,E.D., with E.N. Caneron Crystal structure of haYcockite, Titanian-chronian spinels t72 Cur*Fe5$(abstr. ) 1110 GLOVER,LYNN, III _,-- -The with J.M' Stewart review of book by Pitcher and Berger 97I crystal structure of argentian pentlandite, (Fe, Ni)6A95s (abstr.) 1107 1131 Hamilton. J. D. INDEX TO VOLUME 58. 1973

HAMILToN,J. C. HEWITT,DAVID A., continued with H, T, Shacklette, J. G. Boerngen, with R.J. Vidale and J. M, Bowles 'Mobilerr cornponentsin the forrnation of ElementaL Conrposition of Suz,fieLal calc-silicate bands 991 MaterLals in the Contezwtnous uni,.ted Hexagonal CaA12Si06, new synthetic phase 945 States; reviewed by R, E. Delavault 568 High Tenperature Cr)rstal Chenistry HAMITTONW, C. acnite 594 with W. L. Rorh and S. J. Laplaca diopside 594 Structure and properties of super forsterite 588 ionic conductors : Neutron diffraction hedenbergite 594 investigation of relation of ion hortonolite 588 transport to structure of g t t - hortonolite from hmar rock c,17 alunina (abstr.) I 105 j adeite 594 Hanksite, structure 799 spodunene 594 tremolite HANSoN,G. F. 649 ureyite 594 with J. R. Clark and C. J. Mankin Menorial of Samuel Weidman 387 High Temperature Stability of nuscovite plus quartz 255 Harmotone, syrunetry and twinning (abstr.) 1105 HIIL, MARY HAWIHoRNE,F. C., with H. D. Grundy Hunting DLanonds in Califormia; The crystal structure and site-chenistry reviewed by C.A. Michael 565 of a zinc mangirnese cumningtonite by least-squares refinement of X-ray and HoDGSoN,J.N. Itlossbauerdata (abstr.) I 103 Optical AbsorptLon otd Dispersion in SoLids; reviewed by E.E. Wahlstrorn 565 Haycockite, structure (abstr.) r 110 HOFFMAN,ERIC HAZEN,RoBERT M., with C. W, Burnhan with G. Donnay and J.D.H. Donnay The crystal structures of one-layer Syilnetry and twinning of phillipsite phlogopite and annite 889 and harrnotone 1105 with J. R. _, Smyth HOLLAND,HEINRICH D. Crystal structures of forsterite review of book by Richter-Bernburg 1117 and hortonolite at high tern- peratures 588 Holmquistite, l"ldssbauer spectrun L28 _, with D. R. Wones H00D, WILLIAMC., with P.F. Steidl The effect of cation substitutions Synthesis of benstonite at roorn on the physical properties of tri- tenperature 347 octahedral nicas [.42. ItLnenal. S7: Hortonolite 1031: addenda L37 fron lunar rock, crystal chernistry Heavy Liquid at high tenperature 577 new diluents for nineral separation 1084 structure at several tenDeratures to separation of particles, improved 9000c 588 method lO94 HOWIE,R. ALAN, with W. Moser separation with overflow-centri fuge Crystal data and forrnula for hydrous nethod 1088 tin (II) oxide: A note 552 Hectorite, X-ray diffraction study Zz HUAIIG,WEN H. review of book by Grimshaw 743 Hedenbergite crystal chenistry at high tenperature 594 -Gibbs , hrith W.D. Keller free energies of foraration TIEINRICH,E. WILLIAM calculated fron dissolution data using review of book by Bruce 1116 specific nineral analyses: III. Clay Hematite minerals L023 weathering to goethite by SEM 794 _, with W.C. fGang HENDERSON,MNALD M. Gibbs free energies of fornation review of book by Read 1ll6 calculated fron dissolution data using specific nineral analyses. II. HERD,H. H. Plagioclase feldspars. 1016 with C. V. Guidotti and C. L. Tuttle Conposition and structural state of HEUBNER,J. STEPHEN K-feldspars frorn high grade rocks 70S with E. 01sen, J.A.V. Douglas, and A.G. Plant Hetaerolite, new occurrence 1065 Meteoritic anphiboles 869 HEWITT, DAVID A. with M. Ross and E,. Dowty Stability of _, the assenblage nusco- The augite-pigeonite niscibility gap vite-calcite-quartz 78S for pyroxenes fron lunar basalt 12021 619 r132 INDEX TO VOLUME 58. 1973 Khan. A. A.

HUGGINS,CHARLES W., with T.E. Green Ion Transport Therrnal deconposition of dawsonite s48 structure of Brr-alunina by neutron diffraction (abstr.) 1105 HUGGINS,FRAIIK E., with R.G. Burns Visible-region absorption spectra of a Isowolframite, new nineral (abstr.) 560 Tir+ fassaite fron the Allende IWAI, SHINIICHI neteorite: A discussion 955 with K.D. 0h, H. Morikawa, and H. Aoki Hunites Crystal structure of nagnesite 1029 clinohunite, structure 43 , with K.D. 0h, H. Morikawa, and H. clinohunite, titaniferous, structure Tti (abstr. ) I 097 Hydrothennal growth of nagnesite single titanocl inohunite, structure 43 crystals 339 (M, Hill); tunttLng Dtanonds in Califoznia Jade reviewed by C.A. Michael 565 nechanical properties related to ffureaulite, atonic arrangenent 302 toughness of 727 HURLBUT,C.S. JR. Jadeite with L.F. Aristarain and R.C. Erd crystal chemistry at high te4Perature 594 Tincalayu, Salta, Kernite frorn Janborite, new mineral (Nickel hydroxide) 835 Argentina 308 JOHNSON,DONALD R., with W,A. Robb Hydroxides Gaylussite: Thermal properties bY janborite, new nickel hydroxide 835 sinultaneous therrnal analysis 778 tetrawicknanite, new nineral (abstr.) 966 KAMB, BARCLAY Hydroxyl Orientation review of book by Fletcher 564 dickite, kaolinite, nacrite 47L KAI\,IPF,A.R. (abstr.) 140 Iinoriite, new mineral with A.A. lGan and W.H. Baur IISHI, KAZUAKI,with M. Saito Bariurn chloride silicate with an open Synthesis of antigorite 915 franework crystal structure: Verplanckite (abstr. ) 1103 IJLST, LODEWIJK A laboratory overflow-centrifuge for Kaolinite, hydroxyl orientation 471 1088 heavy liquid nineral separation Gibbs free energy of foflnation from dissolution data L023 --n-ineral. New diluents in heavy liquid calculated separation and an irnproved (Macro-), new mineral I 113 nethod for the recovery of the liquids fron the washings 1084 KEIL, KLAUS review of book by Melson, Ed. 566 I 11ite Gibbs free energy of formation KEISLING, CHARLESA. calculated frorn dissolution data I023 with A. CvLfaz ane L.B. Sand A field test for nolecular sieve (abstr.) Ilrnajokite, new nineral 139 zeolites I044 Mineral Il,lA Conmission on New Minerals and KELLER,WALTER D., with W.H. Huang Names, Nonenclature of the Anphibole Gibbs free energies of fornation of Group r44 clay ninerals calculated from Indicatrix Orientation dissolution data I023 conputer deterrnination fron Kernite, nineralogical study 308 extinction data r0s2 structure and one-center charge Infrared Spectra refinernent 2I dawsonite at elevated tenperature 548 hetaeroli-te I 065 KERRICK,DERRILL M. magnesiohastingsite (synthetic) 480 with L.B. Erninhizer and J.F. Villaume nagnesite L029 The role of carbon filn thickness in electron nicroprobe analYsis 920 INGAMELLS,C.O. review of book by Easton 563 KHAN,A.A. with A.R. Kanpf and w.H. Baur (abstr.) 805 Insizwaite, new nineral Bariur chloride silicate with an The fnterpretati,on of GeoLogLcal PLwse open franework crYstal structure: Dtagrons (E.G. Ehlers); reviewed Verplanckite (abstr.) I 103 by D.H. Lindsley 969 Ion-exchange Equilibriun retrieval of thermodynamic data from, lhn. MLneraL. 57 :L7821: correction 96s

I 133 Khuniite INDEX TO VOLUME 58. 1973

Khtmiite, probably = hemihedrite (abstr.) 562 Kyanophyllite, discredited (abstr.) 807 KIANG,WEN C., with W.H. Huang Labradorite Gibbs free energies of foraration of Gibbs free energy of fornation plagioclase feldspars calculated fron calculated fron dissolution data I 016 dissolution data 1016 LA.DLE,c.H., with D.S. McKay KIPFER, ALEX The use of nillipore filters in the Der Micromomte"; reviewed by PreParation of scanning electron J. Sinkankas 566 nicroscope normts of particles less than 20 nicroneters KIRKPATRICK,R. JAMES,with I.M. Steele 1082 Hexagonal Ca A12SiO5: A new LAGER,GEORGE A., with G.V. Gibbs synthetic phase 945 Effect of variations in 0-P-0 and P-O-P KIROV, GEORGIN., with V.A. Atanassov angles on P-0 bond overlap populations for sone selected pyro- Balkanite, a new nineral from Bulgaria 11 ortho- and phosphates 756 KLEMNT, WILLIAI\,!,JR., with L.H. Cohen LAJZERoWICZ-BoNNETEAU, Dete"nination of the high-low JANINE with P. Ducros inversion in berlinite (Alpoa) to Problems 6 kbar 796 de CyLstalLognqhie ; reviewed by J.D.H. Donnay 349 KOCMAN,V., with E.W. Nuffield LAPLACA,S.J. The crystal structure of wittichenite, with W.L. Roth Cu3BiS3 (abstr.) 1100 and W.C. Hamilton Structure and properties of super ionic _, with J.C. Rucktidge conductors : Neutron diffraction in- The crystal structure of a titaniferous vestigation of relation of ion transport clinohunite (abstr.) 1097 to structure of Brr-alumina (abstr.) 1105 _, with J.C. Rucklidge and R.I. Gait Larrtite The crystal st"ucture of bikitaite geornetrical nodel of structure 32 (abstr.) 1096 LARSEN,F.K. Kogarkoite, new nineral 116 with W.F. Cooper, P. Coppens, and KOHATSU,IWAO, with J.W. McCauley R.F. Giese Evidence of carbonate order-disorder Structure and charge refinernent of kernite in CaC03 H20 (abstr.) LLO2 2L Latiunite, a new ty?e of sheet silicate 466 -me , with B.J. ltl'r.rensch crystal structure of gladite, Lattice Deformation PbCuBi55e (abstr.) I 098 pyroxene (cIino-), due to chenical KONNERT,JUDITH substitution and tenperature 843 with S. Sueno, J.R. Clark, and Lava J. J. Papike cordierite-bearing, frorn South Atlantic 813 Refinernent of cubic boracite structure tAw, ANTHoNYD. at high tenperatures 691 Critical evaluation of statistical KOPP,OTTO C. t?best fitsrr to M0ssbauer spectra 128 review of book by Roth and review of book by Stevens LajzerowLcz-Bonneteau, Eds. 3S0 _, and Stevens, Eds. LILT Kornelite, structure sgs LEIBER, WERNER KMUS, EDWARDH., Death Notice S59 Wietalle wrter der LtEe; teviewed by J. Sinkankas KMUSKoPF,K.8., with W.F. Dickson 566 Memorial of Ton. F.W. Barth 360 Lenoynite, structuxe (abstr.) LL02 Ibistalle tmtey der Lrye (W. Leiber) ; IEONARD,B.F. reviewed by J. Sinkankas 566 with G.A. Desborough and J.J. Finney Mertieite, I{ristaLlogrqhLe. Technik-Wterbueh. a new mineral from Alaska I Evtgli-seh, Deuts eh, Franz\sie eh, LE PAGE,Y., with G. Perrault Russteeh (K.-0, Backhaus); reviewed Crystal structlre of lernoynite by A. Pabst 1118 (Na,K)2CaZr2Si16025, H20 (abstr.) tI02 KIJMBASAR,ISIK Lepidolite, deposition in thermal waters, with A. Dal Negro and L. ungaretti Yellowstone 901 Crystal structure of teruggite 1034 LESSING,PETER, with R.P. Standish KWAK,TEUNIS Zoned garnet fron Crested hitte, Compositions of natural sillirnanites Colorado 840 fron volcanic inclusions and Liebenbergite, nickel metanorphic rocks: A reply 558 olivine, new nineral 733 Kyanite, water content 508 t134 INDEX TO VOLUME 58, 1973 McCarthy' G. J.

LINDBERG,JAMES D., with M.S. Snith MACKAY,ALA},I L. Reflectance spectra of glpsun sand review of book by Gebhardt and Neuhaus 97L from the White Sands National Macrokaolinite, new nane (abstr.) 1115 Monument and basalt fron a nearby lava f,low r062 Magnas basaltic and rhyolitic, contenPoraneous 153 LINDSAY,J,R. with L.W. Staples and H.T. Evans, Jr. Magnesiohastingsite New ninerals, cavansite and (synthetic), Mdssbauer and IR spectra 480 pentagonite, fron Oregon 40s Magnesite, structure of synthetic 1029 LINDSLEY,DONALD H. synthetic, hydrotherrral growth of 969 review of book by Ehlers single crystals 339 _, with E. Dowty Magnetite Mdssbauer spectra of synthetic chrourian aluminian, fron Alaska 189 hedenbergite- ferrosil ite pyroxenes 8s0 (Ti-), association of blue color with, Turnock and J.E. Grover _, with A,C. frour basalt in ldaho r048 Ca-Mg-Fe pyroxenes 50 Magnetostibian, discredited (abstr' ) 562 LoRIMER,G.W., with P.E. Chanpness Conbined electron nicroscopy and Manganese Dioxide analysis of an orthopyroxene 243 crystallographic modification (abstr.) 1108 LOUISNATHAN,S. JOHN,with G.V. Gibbs Manganese-shadlunite, new nineral (abstr.) 1114 neutron- Zunyite: A conparison of II,IANKIN,CHARLES J. 138 and X-ray-diffraction studies with J.R. Clark and G,F, Hanson Lunar Minerals Menorial of Samuel Weidman 387 gap augite-pigeonite miscibility for Margules Equation 1202L 619 pyroxenes fron lunar basalt monticellite-forsterite j oin 998 952 chalcopyrite, Apol1o 12 MARINENKO,JOHN, with M.L. Snith cubanite, Apol1o 12 952 Re-exanination of ninasragrite 531 Cu-Fe-S phases in lunar rocks 952 MARSHALL,MARC with W.A. Runcinan and D. SenguPta hortonolite (Fast), fron lunar rock Polarized sPectra of iron: Enstatite 444 r2052 s77 MARTIN,R.F., with E. Prince and G. Donnay phase (abstr.) L4L new, unnamed, B NeutTon diffraction of an ordered new, unnaned, phase X (abstr.) 141 orthoclase 500 new, unnamed, phase Y (abstr.) 141 Mass Absorption Coefficients (X-ray) behavior near absorption edges 1069 olivine (Fa1g) fron lunar rock 12018 )I I in rocks by Cornpton-scattered Wrdc X-rays L073 pigeonite, structure of prinitive- cell donains 1106 USGSstandards 1069 pseudo-armalcolite (abstr.) 966 Maucherite, stTucture 203 tranquillityite, new nineral (abstr,) f40 MAY, ALEXANDER with J.J. Sjoberg and E.G. Baglin LUTll, WILLIAMC., with R.G. Colenan Synthetic argentojarosite : Physical Mernorial of Colin Osborne Hutton 369 properties and thermal behavior 936 --hlculation, with P.M. Fenn McAFEE,ROBERT, JR. with of binary solvi with M. Gary and C.L. Wolf, Eds. to the sanidine- special ieference Gloesary of Geologg; reviewed bY high albite solvus 1009 F'D' Bloss 565 Elrlich _, with T.A. Vogel and R. McBIRNEY,ALEXANDER R., with K. Aoki Non-linear variation of cell Factors governing the stability of in alkali parErmeters with composition plagioclase at high as shown 905 Pressures feldspar series by spinel-gabbro xenoliths from the Kerguelen ArchiPelago 271 -Two-phase, with R.D. Warner for the join monti- data McCARTHY,GREGORY J. (Mg2si0a) 998 cellite (CaMgSiO4)-forsterite with D.K, Snith, M.E. Mrose, L.G' Berry, MACINNES,DAIIIEL and J. Messick SgntLetLc Gemand ALLied Crystal Special search indexes for the powder Monufaetute; reviewed by P.H. Ribbe 809 diffraction file - the mineral subfile (abstr) 1107

I 135 McCauley, J. W. INDEX TO VOLUME 58. 1973

McCAULEY,JAMES W., with L Kohatsu MESSICK,JULIAN Evidence of carbonate order-disorder with D,K. Snith, G.J. McCarthy, M.E. in CaC03 H20 (abstr.) TI02 Mrose, and L.G, Berry Special search indexes for the powder with R,E. Newnharnand G.V. Gibbs _, diffraction file - nineral Crystal structure analysis of the subfile (abstr.) synthetic f luorophlogopite 249 LI07 Metacaltsuranoite, McCONNELL,D. new nineral (abstr.) 1Il1 Apatite. Vol. 5, Applied Mineralogy; Metamict Minerals reviewed by R.A. Gulbrandsen 1116 AB205-type rare earth Ti-Nb-Ta oxides, Vickers hardness and McCOLLOUGH,DOUG, with S.E. Delong reflectance 942 Conpton-scattered tungsten X-rays yttrialite 545 as a neasure of nass absorption Micas coefficients in rocks L073 annite, stTucture 889 McKAY,DAVID S., with G.H. Ladle chernykhite, new bariurn vanadium Use of urillipore filters in the nica (abstr.) preparation of scanning electron 966 nicroscope mounts of particles fluorphlogopite, synthetic, structure 249 less than 20 microrneters 1082 lepidolite, present-day deposition 901 Mechanical Properties nuscovite and quartz, high tenperature j adeite 727 stability 255 nephrite 727 rnuscovite-quartz-calcite, stabi lity of Mel anophlogite assemblage 785 polymorph of silica, frorn California paragonite contents of coexisting llm. ttLneral 57l.L4941: erratum 346 nuscovites froin pelitic schists L076 Melilite, scandium in 819 phlogopite, one-layer, structure 889 MELSoN,WTLLIM G., Ed. reyerite, new MLnenaL SsLenees fnueatigations, locality, fornrula, proPosed structure 1969-1971; reviewed by K. Keil 566 5r7 Menorials of trioctahedral, effects of cation substitutions physical properties Tom. F.W. Barth 360 on lAn. Mineral. 57:1031: addenda I37 Alan Mara Batenan 364 MICHAEL,C.A. Donnel Foster Hewett 367 review of book by Hill 565 Colin Osborne Hutton 569 Den Mlcronom.te" (A. Kipfer); reviewed by J. Sinkankas Arthur Willian Gerald Kingsbury 372 566 tutieroseopie fdentification of Cry stals Maharaj apuram Sitaran Krishnan 375 (R.E. Stoiber and S.A. Morse); reviewed Purana Rangashayee Jagapathi Naidu 377 by R.E. Wilcox 568 Walter Harry Newhouse 380 MILLER,RoBERT T., with A.R. Philpotts Etching of pyroxenes Francisco Pardillo 383 and their ex- solution lamellae 543 Robert L, Stone 584 MILLER,ROY M., with G.H. Faye Sanuel Weidman 387 rrBlue Dragonrrbasalt fron Craters of the Moon National Monunent, Idaho: MENCmTTI, SILVIo Origin of with C. Giacovazzo and F, Scordari color 1048 Crystal structure of tincalconite 523 Millerite, structure (abstr.) 1108 IIERRILL, LEO, with W.A. Bassett MILTON,CHARLES, with H.T. Evans, Jr. The crystal structure of CaC03(II), a Crystallography of the heating products metastable high pressure phase of of gaylussite and pirssonite (abstr.) f104 calciun carbonate (abstr.) 1106 Minasragrite I',!ERRILL,RUSSELL 8., with P.J. Wyllie crystallographic, chemical, synthetic Absorption of iron by platinurn studies 531 capsules in high pressure rock I,tineral Satence s fnue melting experinents 16 etigations, L96 9- 1I 71 (W.G. Melson, Ed.); reviewed by Mertieite, new palladium nineral I K. Keil 566 Meminite, geometrical nodel of its structure 32 MINEMLOGICALSOCIETY OF AMERICA Constitution and By-Laws s73

1136 INDEX TO VOLUME 58, 1973 Myrmekites

MINEMLOGI,CALSOCIETY OF MERICA I,0RANDI, N., with G. Dalrio List of officers and comrnittees 151' 400 Janborite: A new nickel hYdroxide 575,8ll nineral fron the northern Appenines, 976,ltsl Italy 835 Mineralogical Society of Anerica Award, 1972 Mordenites Acceptance by Arthur L. Boettcher 357 in sedinentary rocks of Mexico 287 Presentation to Arthur L. Boettcher MORIKAWA,HIDEKI by P.J. Wyllie 355 with K,D. 0h, S, Iwai, and H. Aoki Hydrotherrnal growth of magnesite single Mineralogical Society of Arnerica crystals 339 Proceedings, 53rd Annual Meeting in S. Iwai, and H. Aoki Minneapolis, Minnesota 389 -crystal , with K.D. Oh, Mineral Separation structure of nagnesite 1029 new diluents for heavy liquids 1084 MORII"I0T0,NOBUO, with K. Tatsuka overflow-centrifuge for heavy liquids 1088 and of rapid, low loss densitY seParation, Composition PolYrnorPhism below 400oC 425 irnproved rnethod 1094 tetiahedrite recovery of liquids fron washings, MORSE,STEARNS A., with R.E. Stoiber imoroved rnethod 1084 Microscopic Identifieation of Ctystals i Mineral Subfile reviewedbY R.E. Wilcox 568 powder diffraction file for (abstr.) 1107 I0SER, WOLF,with R.A. Howie Ihe MLneraLs of Fz'otklin utd SterlLng HiLL Crystal data for hYdrous tin (II) 564 (C. Frondel); reviewed by J'R. Craig oxide 552 Defornted Roeks. The Mtnor Struetu.ves of Wssbatpr Effect Data Indea, CouerLng the1971 (L.E' Weiss); A Photogz,qhte Atlas Literak*e (J.G' Stevens and V.E. 568 reviewed by F.D. Bloss Stevens, Eds.); reviewed by A.D. Law IILT (abstr.) 560 Mirornirite, new nineral Mossbauer Spectra Miscibility Gap holnquistite (statistical "best fits" of augite-pigeonite for pyroxenes to spectra) I28 619 fron lunar basalt magnesiohastingsite, synthetic 480 MITCHELL,RICHARD S., with S. Tufts pyroxenes (hedenbergite-ferrosilite-) 850 Woodopal - A tridynite-like nineral 7L7 Mpororoite, new nineral (abstr.) IlI2 l,tt02, Crystallographic Modification (abstr.)1108 MROSE,MARY E. Mobile Conponents with D.K, Smith, G.J. McCarthY,L.G. in fonnation of calc-silicate bands 99r Berry, and J. Messick Molecular Orbital Special search indexes for the powder calculations for Be and B oxyanions 765 diffraction file - the mineral subfile (abstr. ) ILOT Monticel lite bowrdary with forsterite as a MUAN, 411119trp ftmction of 7 and P 998 Presentation of the Roebling Medal of the Mineralogical Society of Arnerica olivine 998 naxinun anount in forsteritic fot L972 to Elburt F. osborn 351 819 scandiurn in MIJFFLER,L.J. PATRICK Monticel lite-Forsterite Solvi with K.E. Bargar, M.H. Beeson, and two-phase data for, experimental R.0. Fournier results and nunerical analYsis 998 Present-day deposition of lepidolite fron thermal waters in Yellowstone Montnori llonites National Park 901 Gibbs free energy of forrnation 1023 MIMPTON,FREDERICK A, 73 X-ray diffraction studY First reported occurrence of zeolites MOORE,PAUL BRIAN in sedinentary rocks of Mexico 287 A logical Bracelets and pinwheels: Muscovite, in paragonite L076 geonetrical approach to the calciun orthosilicate and alkali sulfate plus quartz, high terq)erature stability structures 32 of 255 Conbinatorial structures: Nature Muscovite-Calcite-Quartz Assenblage a degenerate roulette wheel (abstr.)1110 phase relations 78s review of book bY PovarennYkh 968 Myrmekites in Haast Schist, New Zealand 332 -Hureautite,, with T. Araki l,tr52+(Hzo) + [P03(0H) ] 2 [Poa]2: in Haast Schist, discussion 802 302 Its atonic arrangement in Haast Schist, reply 804 r137 Mysen, Bjorn INDEX TO VOLUME 58. 1973

MYSEN,BJpRI'[, with W.L. Griffin New Minerals, continued Pyroxene stoichoinetry and the iinoriite (abstr.) 140 breakdown of ornphacite 60 ilnajokite (abstr.) 139 Nacrite, hydroryl orientation 471 insizwaite (abstr.) 80s NAFZIGER,MLPH H. isowolframite (abstr. High-tenperature activity-composition ) 560 Telations of equilibriun spinels, janborite 835 olivines, and pyroxenes in the systen kogarkoite Mg-Fe-0-Si02 457 116 NAKAMJRA,YASUO liebenbergite 733 Origin of sector-zoning of igneous nanganese-shadlunite (abstr. ) 1114 clinopyroxenes 986 mertieite I NAKAZAWA,HIRO[0To with T. Osaka and K. Sakaguchi metacaltsuranoite (abstr. ) r 111 Preparation of thin filrns of greigite, nironirite (abstr.) 560 Fe3S4, and its preferred orientation npororoite (abstr.) on a sodiun chloride crystal 926 LL12 nanbulite (abstr.) Nanbulite, new mineral (abstr.) ILL2 1LL2 NAPS natrophosphate (abstr.) 139 National Auxiliary Publication ninesite (abstr.) LLL2 Service, new address L44 para-schachnerite (abstr. ) 347 NASH,W.P. Apatite chenistry and phosphorus pellyite (abstr.) 806 fugacity in a differentiated igneous pentagonite 405 intrusion [An. MLne.naL. 57:8771: pharaonite (abstr.) correction 345 t113 Natrolite plunboallophane (abstr. ) 348 structure at high temperatures 676 pseudo-arrnalcolite (abstr.) 966 Natrophosphate, new nineral (abstr.) 139 raite (abstr.) ll13 Nenadkevichite rameauite (abstr.) 805 new tetrahedral ring structure (abstr.)1102 santanaite (abstr.) 966 Nepheline, scandiun in 819 schachnerite (abstr.) 347 NESBITT,H. WAYNE senenovite (abstr. with 0.P. Bricker and W.D, Gunter ) 1114 Stability of talc 64 shadlunite (abstr.) llt4 NEI.JHAUS, A., with M. Gebhardt shcherbinaite (abstr.) 560 EpitmU Data of fnotgotie m.d 1rgotie silicononazite (abstr. Crystal; reviewed by A.L. Mackay 971 ) s48 New Minerals sulfides (Fe,Ni)9511 in eclogite agrinierite (abstr,) 805 nodules 195 anarakite (abstr.) 560 tetrawicknanite (abstr.) 966 tranquillityite (abstr. balkanite I1 ) 140 udurninelite (abstr.) bambollaite (abstr.) 805 806 zircophyllite (abstr. bauranoite (abstr.) I 111 ) 967 zorite (abstr.) berndtite-C?7 (abst-r.) 347 1113 New Minerals, berndtite-6C (abstr.) 348 Unnaned Ag, Sb, Te, S ninerals (abstr.) I 114 brannockite (abstr.) 1111 barium uranyl arsenate, Mineral F brunogeierite (abstr,) 348 (abstr. ) 561 cavansite 40s calciun-arsenate (abstr. ) 56r chernykhite (abstr.) 966 calcium-arsenate (c) (abstr.) 561 cyclowollastonite (abstr, ) 560 calcium-arsenate-sulfate (abstr. ) 561 ernbreyite (abstr.) 806 calcirm-nagnesiun arsenate (a) (abstr. grinselite (abstr.) 139 ) 561 copper haapalaite (abstr.) 1111 arsenate-sulfate (abstr. ) 561 I 138 INDEX TO VOLUME 58, 1973 Ondik. H. M.

New Minerals, Unnaned, continued OIDONNELL,T.H. Cu-Bi-sulfo-salt (abstr. ) 348 with D.C. Presnall and N.L. Brenner PtlPt1ORh thenno- Cu5Sn5 (abstr. ) 54 I Drift of and WSRe/W2SRe couples in single stage piston-cylinder Cu1.s3S (hexagonal) (abstr.) 561 apparatus 77I (abstr. (Fe6+eecr6+16) (Ti l+70Fe6+3 s)s+ ) 1115 Officers and Comrnittees,MSA, list of 151, 403 (Fe, Zn, l.&t)S(abstr.) 806 575, 81r 976.1151 lunar nineral, phase B (abstr.) 141 OH, KI DONG lunar mineral, phase X (abstr.) 141 with Il. Morikawa, S. Iwai, and H. Aoki Hydrotherrnal growth of rnagnesite hmar rnineral phase Y (abstr.) 141 , single crystals 339 Mineral U, Ag,Sb,Te,S rninerals (abstr.)1115 ---Tl , with H. Morikawa, S. Iwai, and Mineral X, Ag,Sb,Te,S ninerals (abstr.)1114 Roki The crystal structure of magnesite 1029 Mi-neral Y, Ag,Sb,Te,S ninerals (abstT.)1114 OIIASHI,YOSHIKAZU, with C.W. Burnhan Mineral Z, Ag,Sb,Te,S ninerals (abstr.)1115 Clinopyroxene lattice deforrnations : Pb-Bi telluride-sulfide (abstr. ) 967 Ihe roles of chemical substitution and 843 Pbi1As6531(abstr.) 967 tenperature with L .W. Finger New Synthetic Phase _, A lunar pigeonite: Crystal structure of hexagonal CaAl25i05, 94s prinitive-cel1 donains (abstr.) 1106 NEWNIIAM,ROBERT E. OKRUSCH,I.4ARTIN, with T.E. Bunch with R.C. Bradt and J.V. Biggers A1-rich pargasite 72I Toughness of jade 727 0ligoclase, see Feldspars, plagioclase -crystal , with J.W. McCauleyand G.V. Gibbs structure of synthetic Olivines fluorophl ogopite 249 activity-conposition relation with spinels and pyroxenes at high Nickel 457 concentrations of USGSsilicate rock tenperature standards 1075 forsterite-nonticellite join 998 Ninesite, new nineral (abstr.) LTT2 forsterite-nonticel lite solid NMR, see Nuclear Magnetic Resonance solutions 343 Norninations for Awards, honors, and forsterite, structufe al- several elected officers of MSA, notice 350 tenperatures 588 Notices hortonolite, high tenperature crystal Amphibole Nonenclature xeport, IMA chenistry s77 Connission on New Minerals and Mineral Names I44 hortonolite, structure at several tenperatures 588 NAPS,new address I44 Norninations for awards, honors, and liebenbergite, new nickel olivine 733 elected officers of l'l,SA 350 polarized spectra of Fe2+ in 451 NOVAK,GARY A, water content 508 ' review of book by Gay t43 OLSEN, EDWARD NOWACKI,WERNER with L.H. Fuchs and E. Gebert Uber Einige mLneralien der fuube New X-ray and cornpositional data for Lengenbaeh; reviewed by C. Frondel 973 farringtonite 949 Nucleal Magnetic Resonance with J.S. Huebner,J.A.V. Douglas, z/Al - , in aluninosilicates 748 and A.G. Plant tournaline (elbaite) 224 Meteoritic anphiboles 869 erTatun 965 Onphacite, breakdown nechanisn 60 NUFFIELD,E.W., with V. Kocnan breakdown products 60 The crystal structure of chemical analysis OU wittichenite, CugBiSs(abstr. ) 1100 NLJNZI,A],{ToNIO order-disorder transfornation in 540 with L, Fanfani, P.F. Zanazzi, and ONDIK,HELEN M., with J.D.H. Donnay, Eds. A.R. Zanzari Crystal Data. Deterwtnatioe Tables, The copiapite problen: Crystal vols. I and II, 3rd ed.; reviewed by stTucture 3L4 F.D. Bloss 968

I 139 Opal INDEX TO VOLUME 58. 1973

Opal Oxides, Spinels, continued tridymite-like nineral in wood 777 gahnite, ferroan- 831 Opti.eal Abeotpti.on and Dtspersi,on in nicrophenocrysts in basalt. Solids (J.N. Hodgson); reviewed by chenital analysis 826 E,E. Wahlstron 565 titanian-chromian spinels I72 Optical Axial Angle (27) conputer determination fron titanoinagnetite-chronium 826 extinction data I 052 tin (II) . hydrous, crystal data and 0ptical Properties forrnula 552 Al-rich pargasite 72L uraninite, fron Rode Ranch pegmatite 545 fassaite (fis*-, fron neteorite uraniunrhydrous, bauranoite and (reply) 962 netacaltsuranite, new ninerals (abstr.)1111

liebenbergite / JJ uranyl oxides, rameauite and 0rder-Disorder agfinierite, new ninerals (abstr.) 805 carbonate in CaC03 H2O (abstr,) LT02 PABST, ADOLF Ordering review of book by K.-0. Backhaus 1118 Si-Al in orthopyroxenes (abstr.) 1096 The crystallography and structure Ore Petrology of eitelite, Na2Mg(C03)2 2LL (R.L. Stanton); reviewed by H,L. Barnes 142 _, with W.N. Sharp Oriented Clay Minerals Kogarkoite, a new natural phase in the systen preparation for X-ray diffraction Na2SO4-NaF-NaCl 116 by a filter-menbrane peel technique 553 Palnierite geonetrical ORTIIOCLASE,see Feldspars, alkali model of structure 32 oSAKA, T. PAPIKE, JAMESJ. with with H. Nakazawa and K. Sakaguchi M. Caneron, S. Sueno, and C.T. Prewitt Thin filrns of greigite, Fe3S4, and its High-tenperature preferred orientation on a sodium crystal chernistry of six pyroxenes chloride crystal 926 594 OSBORN,E.F. _, with S. Sueno, J.R. Clark, and J. Konnert Acceptance of the Roebling Medal of the Mineralogical Society of America Refinement of cubic boracite structure fot L972 353 at high tenperatures 691 OTTEMANN,JOACHIM Paragonite, in nuscovites fron schists L076 with G. Udubasa and G. Agiorgitis Para-schachnerite, new nineral (abstr.) 347 New occurrence of hetaerolite fron Paragasite, A1-rich Rodna, Runania I 065 72I Oxides Parkerite, structure 455 hematite to goethite, surface Pavonite, new nicroprobe analyses (abstr.) 348 weathering 794 PEACOR,DONALD R, hetaerolite, new occurrence 1065 High-tenperature, single-crystal X-ray study of natrolite magnetite, chronian-aluninian 189 676 with F,F. Foit, nagnetite, titanian-, association of --Torthite, Jr. crystal structure blue color with I 048 at high temperatures 665 manganesedioxide, crystallographic , with W.W. Pillars nodifications (abstr. ) 1108 Beta eucryptite structure as a fimction rare-earth, Ti-Nb-Ta, Vickers hardness of tenperature 681 and reflectance deterrninations 942 PEARSON,W,B. shcherbinaite, new mineral (abstr.) 560 Tlte CrystaL Chemistty utd Pltysies of Metals spinel-gabbro xenoliths, factors and ALLoys; reviewed by C.W. hrrnham governing stability of plagioclase 808 at high pressure 27I PEDEMONTE,G.M. with F. Bedarida, spinels, activity-cornposition relation F. Flanini, and with olivines and pyroxenes 0. Grubessi Henatite to goethite surface weathering. at high ternperature 457 Scanning electron rnicroscopy 794 chemical analysis 831 Peierls Force, in quartz 947 chromite. titanian - 826 Pellyite, new nineral (abstr,) 806 lt40 INDEX TO VOLUME 58, 1973 Povarennykh, A. S.

Pentagonite, new nineral 405 Phosphates, continued hurealite, structure 302 structure 412 natrophosphate, new mineral (abstr.) 159 Pentlandite, structure (abstr.) LLOT ortho-, 0-P-0 and P-o-P angles and PERRAULT,GT'Y P-O bond overlap populations /5t) review of book by Ducros 563 plro-, 0-P-0 and P-0-P angles and vicat, _, with C. Boucher, J. P-0 bond overlap populations 756 E. Cannillo, and G. Rossi tr02 Nenadkevichite, (Na,K) -(Nb,Ti)2 Phosphate Tetrahedra (0,0H)2SiaO12 4H2O,6-fiew " four- irregularity of (abstr.) 1109 fold silica tetrahedra ring Phosphorus Fugacity structure (abstr.) 1102 for Shonkin Sag laccolith W. MLn'eraL. 57:8771: correction 345 _, with Y. LePage Crystal structure of lemoynite Physical Properties, Al-rich pargasite 72L (Na,K)2CaZr25i 1 g026, H20 (abstr.) LLO2 argento j arosite (sYnthetic) 936 Petrochenistry, lava fron South Atlantic 813 liebenbergite / JJ PETTIJOHN,F.J. with P.E. Potter and R. Siever Pigeonite Sold ond Sandstone; reviewed by structure of prinitive-cel1 dornains R.K. Banbach s67 (abstr. ) 1106 Pharaonite, new nineral (abstr.) 1113 PILLARS,WILLIAM W., with D.R. Peacor The crystal stTucture of beta Phase Diagran eucryatite as a ftmction of system Na2SO4-K2S04-K2Cr0a-Na2Cr04 736 temperature 681 Phase Relations Pirssonite, heating products (abstr.) 1104 afagonite-type carbonates 979 PITCHER,WALLACE SPENCER, with A.R. Berger PHILLIPS, EVANR. The Geologg of Donegal: A Stufu of Myrmekites the Haast Schists, from Grcnite EnrpLacetnent and Unroofing 802 ; New Zealand: A discussion reviewed by L. Glover 97L PHILLIPS, F.C. PLAGIOCLASE,see Feldspars, Plagioclase revision of Gemstores by G.F.H. Snith; reviewed by R.C. Erunons 809 PLANT,A.G. with E. 01sen, J.S. ffuebner, and PHILLIPS, MICHAELW. J.A.V. Douglas Gibbs with F.F. Foit, Jr. and G.V. Meteoritic anphiboles 869 A refinenent of the crystal structure of datolite 909 Pleonectite, discredited (abstr.) s62 Pleurasite, discredited (abstr.) 562 ----fhe , with P.H. Ribbe structures of nonoclinic Plumboallophane, new nineral (abstr') 348 potass iun-rich feldspars 263 PLUTH,J.J., with J.V. Snith , with P.H. Ribbe and G.V. Gibbs The crystal structure of scawtite Tetrahedral bond length variations (abstr. ) L097 in anorthite 495 Polarized Spectra, fassaite (Allende-) 230 Phillipsite, syilnetry and twinning (abstr.) 1105 Fe2+ in enstatite 444 PHILPOTTS,ANTHONY R., with R.T. Miller Etching of pyroxenes and their Fe2+ in olivine 451 543 exsolution lamellae P0RTER,R.L., with R.L. Snyder Phlogopite, one-1ayet, stTucture 889 Crystallographic nodifications of n€urganesedioxide (abstr. ) 1108 Phosphates anrblygonite-montebrasite, f luorine PORTHEINE,JAN C. content of 29L with E.J. Gabeand S.H. Whitlow Epidote structure: Confirrnation of the and phosphorus apatite chernistry iron location 2r8 fugacity l,Arn.Mi..neral. 57:877f : correction 345 POTTER,PAUL EDWIN with F.J. Pettijohn and R. Siever inversion 796 berlinite, high-low Sqtd and Sqtdstone; reviewed by R.K. biophospharunite, X-ray and chernical Bambach 567 (abstr.) 806 data POVARENNYKH,A.S., translated by J.E.S. Bradley enbreyite, new nineral (abstr.) 806 Cnystal ChenrLeal Classification of Minerals, vol. I and 2; reviewed bY farringtonite, new X-ray and P.B. Moore 968 conpositional data 949 tl4l Powder Difiraction File INDEX TO VOLUME 58, 1973

Powder Diffraction File Pyroxenes, clino-, continued special search index for (abstr.) LIOT Mdssbauer spectra hedenbergite- Prehnite ferrosilite, synthetic 850 fron contact metanorphic aureole, hish temDerature crvstal Engl and t32 crystal thenistry s94 PRESNALL,D.C. jade, toughness of 727 with N.L. Brenner and T.H. OtDonnell lattice Drift of PtlPt1ORh and WSRe/W2SRe deforrnations 843 thernocouples in single stage-piston onphacite, order-disorder cylinder apparatus 77r transfofinatlon 540 PREWITT,C,T., with G.E. Brown onphacite,-of stoichionetry and Hj.gh-tenperature crystal chernistry of br6akdown 60 hortonolite 577 pigeonite, lunar, structure of with G.E. Brown and S. Sueno primitive cell dornains (abstr.) 1r06 Single-crysta1 heater for the sector-zoning, origin 986 precession c:rmera and diffractoneter 698 sunthesis and unit cell with M. _, Caneron, S. Suenq and pararneters J.J. Papike 50 High-ternperature crystal chenistry ortho-, electron nicroscopy and of six pyroxenes 594 analysis z+J _, with V. Rajanani etch-ing and exsolution lanellae 543 InteTatonic distances in sulfides: The structure of nillerite (a-NiS) structure at 850oC 636 (abstr. ) 1108 synthesis and unit cel1 Dar€rneters 50 _, with S. Sueno, M. Cameron, and J.J. Papike tetrahedral sizes of and Si-A1 High-tenperature crystal chernistry of ordering (abstr. ) fOgO tremolite 649 Pyrrhoarsenite, discredited (abstr.) 562 PRINCE,EDWARD Pyrrhotite with G. Donnay and R.F, Martin reflectivity, Neutron diffraction refinenent of an tarnishing, and rotation properties ordered orthoclase structure 500 440 quartz, peierls Pz,oblemes de Cr.LstaLlogrqlrLe (P. Ducros force in 947 and J. Lajzerowicz-Bonneteau); plus nuscovite, high tenperature

reviewed by J.D.H. Donnay 349 stability of ZJJ Protosite, definition of 986 stability of assernblagernuscovite- calcite-quartz Pseudo-arnalcolite, new rnineral (abstr.) 966 785 Pseudo-cel 1 Transforrnation Radiocz,LstalLogz,qhie (P . Ducros); reviewed by G. Perrault calcite in (abstr.) 1101 563 Raite, new mineral (abstr,) Pyrite, striations (+ or -) in 930 1113 RAJAMANI,V., with C.T. Prewitt Pyrope, wateT content 508 Interatomic distances in sulfides: Pyroxenes, scandiun in 819 The structure of nillerite (a-NiS) clino-, (abstr. ) 1108 activity-conposition relation RTqIUACH\NDRJ\II,G.N. , with R. Srinivasan with spinels and olivines at Fotaier MetLnds ln CrystalT,og?qhA ; high temperatures +Jt reviewed by M.G. Bown 970 augite-pi geonite niscibility gap 619 Raneauite, new nineral (abstr,) 805 Ca-Mg-Fe, sysnthesis and unit READ,H.H. cel1 parameters 50 Rutley's Elements of MireraLogg, 26th Ed.; reviewed by D.M. Henderson 1116 diopside, water content s08 Reflectance enstatite, polarized spectra of AB205,-typerare earth Ti-Nb-Ta oxides 942 lron In 444 Reflectance Spectra etching exsolution and lanellae s43 diffuse-, gypsun sand fron white sand fassaite, Ti3+, structure and and basalt t062 optical properties 230 diffuse-, lava r048 discussion 9s5 reply 962 Reflectivity, balkanite 11 lt42 INDEX TO VOLUME 58. ]973 Rich. C. l.

Refractive Indices, scapolites 81 Reviews, continued W.S. Pitcher and A.R. Berget, The Reviews Geology of Donegal: A Stud4 of Grm.ite B.W, Anderson, km Testing I42 Etnplaeement and llrwoofing 97L K. -O. Backhaus, 1(rLstallogz,qtrie. A,S. Povarennykh (translated by Technik-trfdyterbueh. EngLisch, Deutsch, J.E.S, Bradley), Cr.ystaL Chenn,eal Eranzbs'iseh, Russiseh 1116 Classification of MLneraZs, vols. 1 A. Bruce, Th.e Anericut MLnez,alogical and 2 968 Jow'nal, vo1 . 1 I114 G.N. Ranachandranand R. Srinivasan, D. Carroll , CLaA MLneyals: A Glo:de to Fotuier Methods in CrystalLo#,aphA 970 theiz, X-r,ag fdentification 808 H.H. Read, Rutleyts Elements of J.D.H. Donnayand H.M. Ondik, Eds., Minera1,ogy. 26th ed. 1114 Crystal Data. DeternrLnatioe Tables. G. Richter-Bernburg, Ed., Geologg of 3rd ed. 968 Saline Deposits 1115 J.V. Drazil, DLctioney of Quantities R.S. Roth and S.J. Schneider, Jr., utd units ttl6 Solid State CltenrLsttg 350 P. Ducros, RadLocrtstallognqhte 563 H.T. Shacklette, J.C. Harnilton, P. Ducros and J. Lajzetowicz-Bonneteau, J.G. Boerngen, and J.M. Bowles, Problemes de CristaLlogxophie 349 ElementaL Conrpost)tion of Swfi,eLal Materials in the Contevtninous llnited A.J. Easton, Chemtcal AnaLgsts of States 568 Silieate Rocks 563 W. Shepherd, FLint 972 E,G. Ehlers, The fnterpretation of GeologLcaL PVnse DLagrons 969 G.F.H. Smith (revised by F.C. Phillips), Gemstones. 14th ed. 809 R.W. Fairbridge, Ed., Tle Enegelopedia of GeochemLstzg md Eru.titownentaL R,L, Stanton, Ore Petrology r42 Scienees 563 J.G. Stevens, and V.E. Stevens, Eds,, N.H. Fletcher, The CVpmLeaLPhysics of Wssbawt Effeet Data Inder, CooetLng Iee 564 the 19TL Llteratzue 1115 C. Frondel, The Mtnerals of Franklin R.E. Stoiber and S.A. Morse, ond Sterling HLLL 564 Mteroecopic f dentifi eation of Cry s tals 568 M, Gary, R. McAfee, Jr., and C,L. L.E. Weiss , Tle Mtnor Struetu.z,es of Wolf, Eds., Glosswg of Geologg 565 Deforned Rocks. A Photogrqhic Atlas 568 Peter Gay, The Crystalline State: J. Zenann (trarslated by E.F. Bertaut), An Intro&tetion L43 Chimie CristaLLine 973 M. Gebhardt and A. Neuhaus, Epi-to.ry Reyerite, crystal structure 517 Data of Inorgwtie otd 1rgude Crgstals 97L Rhodonite, r4rater content 508 Rex W. Grimshaw, fhe CVenristry and Rhodosarsenian, discredited (abstr.) 562 Physics of CLays otd )tVer Ceronic Mate?LaLs r43 Rhyolitic NIagma 155 Mary Hill , Htmting Diononds in RIBBE,P.H. LALLfornld 56s review of book by Anderson 1Aa J.N. Hodgson, Optieal, Absorption and review of book by Maclnnes 809 D|spersion in SoLids 505 _, with S. C. Clement A. Kipfer, Der Mieromotmter 566 Reyerite, new locality, formula and proposed structure 5I7 W, Leiber, WLstaLLe wtter den Lupe 566 with M.W. Phillips D, Maclnnes, Synthetie Gen and ALLied -structures, of nonoclinic potassium- Crystal Manufaehne 809 rich feldspars 263 D. McConnell, Apatite It t4 _, with M.W. Phillips and G.V. Gibbs W.G. Melson, Ed,, MLneraL ScLences Tetrahedral bond length variations Inrtestigations, L969-197.7 566 in anorthite 495

W, Nowacki, Uber Einige MLneralien -cl , with K. Robinson and G.V. Gibbs der Grube Lengerbaeh 973 inohurnite and titanoclinohumite 43 correction 346 W.B, Pearson, The Crystal CVpnistrg otd Phgsies of l,letals ond ALLoys 808 RICH,C.I. revier,r of book bv Carroll F.J. Pettijohn, P.E. Potter, and R. Siever, Sm.d and Sandstone 567 Richter.Bernburg, G. INDEX TO VOLUME 58. 1973

RICHTER-BERNBURG,G., Ed, R0WLAIID,J.F., with S.R. Hall Geology of Saline Deoosits; The crystal structure of haycockite, reviewed by H.D. Holland 1117 Cu4Fe5Ss(abstr.) 1110 Richterite, occurrence in neteorites 869 RoWLAND,RICFTARDS A. Mernorial of Robert L. Stone 384 RIDLEY, W. IAN, with I. Baker The petrochenistry of a unique RUCKLIDGE,J.C., with V. Kocnan cordierite-bearing lava fron St. The crystal structure of a titaniferous Helena Island, South Atlantic 813 clinohunite (abstr. ) 1097 RIESS, DEAN,with F.D. Bloss , with V. Kocrnanand R.I. Gait Conputer determination of 2V and The crystal structure of bikitaite indicatrix orientation fron (abstr.) 1096 extinction data I 052 RTJNCIMAN,W. ALAN ROBB,WILLIAM A., with D.R. Johnson with D. Sengupta and J.T. Gourley Thernal properties of gaylussite The polarized spectra of iron in by sinultaneous DTA and TGA 778 silicates: II. 0livine 451

ROBERSON,HERMAN 8., with R. Tettenhorst _, with D. Sengupta and M. Marshall X-ray diffraction aspects of The polarized spectra of iron in montmoriI lonites 73 silicates: I. Enstatite 444 ROBINSON,DOUGLAS Rutleyts Elements of MLneralogy, 26th Ed. Prehnite frorn the contact rnetarnorphic (H.H. Read); reviewed by D. M. aureole of the Whin Si11 intrusion, Henderson 1116 Northern England t32 Sanidine ROBINSON,KEITH binary solvi with a high albite I 009 with G.V. Gibbs and P.H. Ribbe low-, structure of 263 The crystal structure of the hurnite ninerals. IV. Clinohumite and Santanaite, new mineral (abstr.) 966 tit anocl inohunite 43 SAXENA,S.K. correction 346 Retrieval of thermodynanic data fron a ROBINSON,PAUL D., with J.H. Fang study of inter-crystalline and intra- Crystal stTuctures and mineral chenistry crystalline ion-exchange equilibrium of hydrated ferric sulphates. III. The [kn. MLneraL. S7:.L782]: correction 965 crystal structure of kornelite 535 Scandium Roebling l"leda7, 1972 in carbonatite conplex, Oka, Quebec 819 Acceptance by E.F. Osborn 353 Scanning Electron Micrograph Presentation to Elburt F. Osborn fracture surface of iadeite 727 (A. Ituan) 351 fracture surface of nephrite 727 ROSS,MALCOLM hernatite to goethite surface weathering with J.S. Huebner and E. Dowty 794 Delineation of the one atnosohere Scanning Electron Microscope augite-pigeonite miscibility gap for preparation for particles less than 20 pyroxenes frorn lunar basalt 12027 619 rnicrometers with nillipore filters L082 ROSSI, GIUSEPPE Scapolites, crystallographic data 81 with E. Cannillo and A. Dal Negro refractive indices 81 Latiunite, a new type of sheet si licate 466 unit cell 81 _, with E. Cannillo and L. Ungaretti Scawtite, crystal structure (abstr.) L097 Crystal structure of elpidite 106 Schachnerite, new nineral (abstr,) 347 with G. Perrault, C. Boucher, SCHNEIDER,S.J., JR., with R.S. Roth, Eds. J, Vicat and E, Cannillo Solid State ChemLstry; reviewed by Nenadkevichite, a new four-fold silica 0.C. Kopp tetrahedra ring structure (abstr.) LL02 350 SC0RDARI FERNAI,IDO ROTFI,R.S., with S.J. Schneider, Jr., Eds. , with C. Giacovazzo and S. Menchetti Solid State CttenLstry; reviewed by structure 0.C. Kopp 350 Crystal of tincalconite s23 ROTH,W.L. scoTT, J. DoUGLAS Silver radiation data used to reduce with W.C. Hanilton and S.J. LaPlaca in refining the structure of Structure and properties of super ionic u g dyscrasite (Aessb) (abstr.) 1100 conductors: Neutron diffraction inves- tigation of relation of ion transport Sector-zoning, origin in clinopyroxene 986 to structure of Br r-alurnina (abstr.) I 105 ll44 INDEX TO YOLUME 58, 1973 Srinivasan. R.

Senenovite, new mineral (abstr.) r 114 SMITH, DEAI{EK. with G.J. McCarthy, M.E. l,hose, L.G SEMET,MICHEL P. Berry, and J. Messick A crystal-chemical study of synthetic Special search indexes for the powder nagnesiohastingsite 480 diffraction file - the nineral subfile SENGIJPTA,DIPANKAR (abstr. ) I 107 with W.A. Runcinan and J.T. Gourley SMITH,G.F. HERBERT(revised by F.C. Phillips) Polarized spectra of iron: Olivine 451 Gema@nes; reviewed by R.C. Emnons 809 with W.A. Runcinan and M. Marshall _, SMITH,J.V., with J.J. Pluth Polarized spectra of iron: Enstatite 444 The crystal structure of scawtite SHACKLETTE,H.T. (abstr. ) 1097 with J.C. Harnilton, J.G. Boerngen, SMITII, MARIE LINDBERG,with J. Marinenko and J.M. Bowles A re-exanination of rninasragrite 531 ElementaL Conposition of SutfiaLal Materials in the Conternrinous llnited SMITH, MICHAELS., with J.D. Li.ndberg States; reviewed by R.E. Delavault 568 Reflectance spectra of gypsun sand frorn the White Sands National Monument and Shadlunite, new nineral (abstr.) 1114 nearby basalt 7062 SHARP,hTILLIM N., with A. Pabst SMYTH,JOSEPH R. Kogarkoite, a new nineral 116 An orthopyroxene structure up to 850oC 636 Shcherbinaite, new mineril (abstr,) 560 _, with R,M. Hazen SHELLEY,DAVID The crystal structures of forsterite Myrmekites fron the Haast Schists, and hortonolite at several temperatures New Zealand 332 up to 900oC 588 , lt{ynnekites from the Haast Schists, SNETSINGER,KENNETTI G. New Zealand: A reply 804 Chrornian-aluminian nagnetite and two rhodiun alloys in a platinun nugget SHEPHERD,WALTER fron GoodnewsBay, Alaska 189 Flint; reviewed by J.E. Arem 972 SIffDER,R.L,, with R.L. Porter Sideronatrite, neta-, X-ray studies r080 Crystallographic nodifications of SIEVER, RAYTOND rnangarresedioxide (abstr.) 1108 with F.J. Pettijohn and P.E. Potter Sodiun Chloride Crystal Smd and Sandstone; reviewed by thin film of greigite on 926 R.K. Banbach 50/ Solid State Chemtstry (R.S. Roth and Silica Minerals S.J. Schneider, Jr., Eds.); reviewed quartz-nuscovite-calcite, stability by 0.C. Kopp 350 of assernblage 785 Solubility quartz, peierls force in 947 anhydrite in NaCl-H20 solutions JZJ wood opal, tridpnite-like mineral 777 CaMgSiOain Mg2Si04 as a function of Silicononazite, new nineral (abstr.) 348 T ardP 998 Sillimanite, water content 508 gypsun in H20 solution as function of ?andP 323 conposition, discussion 5ss gypsrm in NaCl-H2Osolutions 323 reply 558 talc (25'c) 64 Single-crystal Heater new for precession canera and four- So1vi, nonticel lite-forsterite 998 circle diffractoneter 698 sanidine-high albite, direct Single Stage Piston-Cylinder Apparatus calculation I 009 drift of PtlPtloRh and WSRe/w2SRe SOMMER,S.E. thermocouples in 771 review of book by Fairbridge 563 SINKANKAS,JOHN Spindle Stage review of book by Kipfer 566 determination of 2V and indicatrix review of book by Leiber 566 orientation 1052 SJOBERG,J.J. SPINELS,see 0xides, spinels with A. May and E.G. Baglin Spodunene Synthetic argento j arosite 936 high temperature crystal chenistry 594 Sjdgruvite, discredited (abstr.) s62 SRINIVASAN,R. with G.N. Ranachandran SLAUGHTER,M.,with D. Carpenter FourLer Methods i,n CzgstaLlog"dphA ; An automated nineralogical reviewed by M.G. Bown 970 laboratory (abstr.) 1099 1145 Stability INDEX TO VOLUME 58. 1973

Stability SUEN0, SHIGEHO,continued nuscovite-calcite-quartzassenblage 785 with M. Caneron, C.T. Prewitt, and J.J. Papike nnrscovite plus quartz at high High-tenperature crystal chernistry tenperature 255 of six pyroxenes 594 plagioclase at high pressure and with J.R. Clark, J,J. Papike, and governing factors 27L _, J, Konnert STANDISH,RICHARD P., with P. Lessing Crystal structure refinement of cubic Zoned garnet fron Crested Butte, boracite 691 Colorado 840 SABINE,WILLIAM, with R.W.T. Wilkins STANTON,R.L. Water content of noninally )re Petrolory; Teviewed by H.L. anhydrous silicates 508 Barnes L42 SAIT0, MOTOIKI,with K. Iishi STAPLES,LLOYD W. Synthesis of antigorite, 915 with H.T. Evans, Jr. and J.R. Lindsay SAKAGUCHI,K. Cavansite and pentagonite, new with H, Nakazawaand T. Osaka dinorphous calciurn vanadiun silicate Thin filns of greigite, Fe3S4, and its ninerals fron Oregon 405 preferred orientation on a sodium STEELE,IAN M., with R.J. Kirkpatrick chloride crystal 926 Hexagonal CaAl2Si05: A new synthetic phase Sand m.d Sotdstone (F.J. Pettijohn, P.E. Potter, and R. Siever); reviewed STEIDL, PETERF., with W.C. Hood by R.K. Banbach 567 Synthesis of benstonite at roon SAND, LEONARDB. temperature 34L with A. Culfaz and C.A. Keisling STEVENS,JOHN G., with V.E. Stevens, Eds. A field test for nolecular sieve I,fdssbquer Effeet Data Indec, CooerLng zeoI ites 1044 the 1.971Literatuze; reviewed by Sul fates A.D. Law 1115 alkali -, topological - geonetrical STEVENS,VIRGINIA E. approach to structure 32 with J.G. Stevens, Eds, anhydrite, equilibriwn with gypsun 323 M?Jssbquer Effect Data fnde*, Cooez,Lng tVp 1971 Literatuz,e; reviewed by argentojarosite, synthetic, physical A.D. Law 1115 properties and thernal behavior 956 STEWART,JoHN M., with S.R. Hall copiapite, ferrian-, structure 3L4 The crystal structure of argentian gy?sun, equilibrium with JZJ pentlandite, (Fe,Ni)sAgSg (abstr.) LL07 anhydrite gypsun sand, STOIBER,RICHARD E., with S.A. Morse reflectance spectra L062 MLcroscopie f dentLfieation of Cnystals ; hydrogen sulfate ions, stereochemistry reviewed by R.E. Wj-lcox 568 of (abstr.) 1109 Striations, in pyrite 930 kornelite, hydrated ferric sulfate, Structural State strrrcture and mineral chernistry 53s K-feldspar from high-grade nigmati- metasideronatrite, unit cell and tic rocks 705 X-ray data I 080 STULL, ROBERTJ. nj.nasragrite, reexamination 531 Calcic and alkali arnphiboles fron the polysulfate ion, stereochenistry Golden Horn batholith, North Cascades, (abstr. I 109 Washington 873 ) systen - SUBRAMANIAM,A.P. Na2S04-K2SO4 K2CrO4-NaCr04, and glaserite phase 736 Menorial of lGharajapuran Sitaran Krishnan 375 Sulfides (abstr.) Subsolidus Equi-li.bria aktashite, valid new mineral 562 r0onticellite-forsterite ioin 998 balkanite, new mineral 11 slJENo, SHTGEHo berndtite-C27, berndtite-6C, new with G.E. Brown and C,T. Prewitt polytype (abstr.) 347 Single-crystal heater for the Cu-Fe-S phases in lunar rocks 952 precession camera and diffractoneter 698 cuprobisnutite, new rnicroprobe and with M. Caneron, J.J. Papike, and _, powder C.T. Prewitt X-ray data 967 The high-tenperature crystal chenistry freieslebenite, new rnicroprobe analyses of trenolite 649 (abstr. ) r41 1146 INDEX TO VOLUME 58. 1973 Tossell, J. A.

Sulfides, continued TAYLOR,LAWRENCE A., with K.L. Willians gladite, structure [abstr.) 1098 Cu-Fe-S phases in lunar rocks 952 greigite, preferred orientation 926 Teruggite, structure r034 greigite, preparation of thin filns 926 Tetrahedrite polymorphisn, phase relations 425 haapalaite, valleriite-type sulfide (abstr. ) r111 Tetrawicknanite, new nineral (abstr.) 966 haycockite, structure (abstr.) r 110 TETTENHORST,RODNEY, with H.E. Roberson X-ray diffraction aspects of in eclogite nodules 195 nontmoril loni.tes 73 millerite, structure (abstr,) 1108 Thernal Properties new ninerals, unnaned (abstr.) 561, 806 gaylussite by sirnultaneous thermal 967,rrr4 analysis 778 1115 Therrnocouples parkerite, stTucture drift of PtlPtIoRh and WSRe/W2SRe 77I pavonite, new microprobe analyses Thermodynanic Data (abstr. I S+A fron ion-exchange equilibriun [,4n' Minev,al. 57 :L7821: correction 965 pentlandite, argentian-, structure (abstr. ) rfOZ TherrnodynanicStability, talc o4 pyrite, positive and negative st"iation 930 Therrnogravinetric Analyses ferrian-copiapite 314 pyrrhotite, application of Ro and Ar neasurenents 440 hetaerolite 1065 tetrahedrite, composi-tion variation and THOMPSON,ALAN BRUCE polyrnorphism below 400oC 425 Analcirne: Free energy frorn hydrothernal data. Implications for phase equilibria troilite, application of Ro and Ar and thernodynamic quantities for phases measurenents 440 in NaA102-SiO2-H2O 277 wittichenite, structure (abstr.) 1100 errata 572 SUNAGAWA,ICHIRO, with Y. Endo TTIOMPSON,ROBERT N. Positive and negative striations in Titanian chronite and chrornian pyrite 930 titanonagnetite fron a Snake River Plain Symnetry, conbinatorial structures (abstr.) 1110 basalt, a terrestrial analogue to lr.nar spinels 826 Syntheses, antigorite 915 Tincalconite, structure s23 argentoj arosite 936 Tin (II) Oxide benstonite 34r hydrous, crystal data and fornula 552 clinopyroxenes 50 Titarian-Chronian Spinel s nagnesite 339 fron Eastern Bushveld ComPlex L72 olivine 998 Titanoclinohunite, structure 43 correction 346 orthopyToxenes 50 structure (abstr,) r097 pyroxenes 850 Titanonagnetite trioctahedral micas, hydrous [.4n. (Cr-), fron basalt, Idaho 826 MLneraL. ST:1031: addenda I37 Tocornalite, new powder and spectrographic SgntVwtie Gemand ALLied Ctystal Motufactute data (abstr.) 548 (D. Maclnnes); reviewed by P.H. Ribbe 809 Tol\.lAN,K,, with A.J. Frueh HIROSHI TAKEDA, Patterson function of satellite Tetrahedral sizes of orthopyroxenes intensities of a plagioclase (abstr.) 1103 and silicon-aluninun ordering (abstr.) 1096 Topographical -Geonetrical Approach Talc, solubility data 64 calcium orthosilicate and alkali sulfate thermodynarnicstability 64 structures 32 TATSUKA,KIYOAKI, with N. Morinoto ToSSELL,JoHN A., with D.J. Vaughan Conposition variation and polymorphism Molecular orbital calculations on of tetrahedrite in the Cu-Sb-S svsten beryllium and boron oxyanions 765 below 400oC 42s

1147 Tourmaline INDEX TO VOLUME 58, 1973

Tourrnaline (Elbaite) Unit Cell, continued NMRof rH, 7Li, t18, 235., zzol 224 diopside at h-igh tenperatures 594 erratull 96s feldspars, K-rich, rnonoclinic 263 Tranquillityite, new nineral (abstr.) L40 forsterite 588 Transfornation hedenbergite at high tenperatures 594 order-disorder in onphacite 540 hortonolite s88 Trenol ite crystal chenistry at high temperature 649 hureaul ite 302 (F-), structure and conparison with jadeite at high tenperatures 594 hydroxyl trenolite 879 nicas - synthetic hydrous trioctahedral Troilite [An. Mineral. 57:103]: addenda r37 reflectivity, tarnishing, and olivines (synthetic) 998 rotation properties 440 orthopyroxenes 50 TSANG,TtlNG, with S. Ghose NMRand EPR in alurninosilicates 748 orthopyroxenes at high tenperatures 636

_,-----fficlear_nagnetic with S. Ghose phlogopite 889 resonance of IH, 7Li, richterite in neteorites 869 rrB, zrNa, z/A1 in tournaline (elbaite) a1A scapolites 81 erratum 965 sideronatrite, Tuffs neta- 1080 alteration products (analcime and spodunene at high tenperatures 594 K-feldspar) fron Green River trenolite at high tenperatures 649 fornation, Wyoming 93 ureyite at high tenperatures 594 TUFTS,SUSAN, with R.S. Mitchell Woodopal - a tridynite-like rnineral 7L7 Llnit CelI Paraneters variation in alkali feldspars 905 TURNOCK,A.C. with D.H, Lindsley and J.E. Grover Uraninite, mineralogical study 545 Synthesis and unit cell paraneters Ureyite of Ca-Mg-Fe pyroxenes 50 crystal chemistry at high temperature 594 TUTTLE,C.L. VAUGHAN,DAVID J., with J.A. Tossell with C.V. Guidotti and H.H. Herd Molecular orbital calculations ori Composition and structural state of berylliun and boron oxyanions: Inter- K-feldspars from high grade rocks 705 pretation of X-ray enission, ESCA, and Uber Einige Mineyalien Der Grube Lengenbach NQRspectra and of the geochenistry (W. Nowacki); reviewed by C. Frondel 973 of beryllium and boron 76s UDUBASA.GEORGE Verplanckite, structure (abstr. ) I 103 with J. Ottenann and G. Agiorgitis VICAT, J. Hetaerolite from the Rodna base metal with G. Perrault, C. Boucher, E, ore deposit: A new occurrence 1065 Cannillo, and G. Rossi Uduminelite, new mineral (abstr.) 806 Nenadkevichite, a new four-fold silica tetrahedra ring stTucture (abstr.) TL02 ULBRICH,HoRST H. Crystallographic data and refractive VIDALE, R0SEMARYJ., with D.A. Hewitt indices of scapolites 81 rrMobilerr conponents in the fornation of calc-silicate bands 991 I.JNGARETTI,LI.JCIANO with E. Cannillo and A. Dal Negro Vickers Hardness Crystal structure of ezcurrite 110 AB2O5-type rare earth Ti-Nb-Ta oxides 942

_, with E. Cannillo and G. Rossi VILLAI,JME,JAMES F. Crystal structure of elpidite 106 with D,M. Kerrick and L.B. Eninhizer The role of the carbon film thickness 1n with A. Dal Negro and I. Kunbasar _, electron nicroprobe analysis 920 Crystal structure of teruggite L034 Violarites, connents on stoichionetry 195 tlnit Cell acmite at high temperatures 594 VISWANATHIAH,M.N. Mernorial of Purarna Rangashayee Allende fassaite 230 Jagapathi Naidu JI T anblygonite-montebrasite nineral s 29L VOGEL,THOMAS A. annite 889 with R. Ehrlich and W.C. Luth Non-linear variation of cell parameters clinopyroxenes 50 with conrposition in alkali feldspar serles 905 11,48 INDEX TO VOLUME 58. 1973 Zeolites

WMLSTROM,ERNEST E. X-ray Diffraction Data, continued review of book by Hodgson 565 hanksite 799 WALKER,DAVID hectarite 73 Behavior of X-ray mass absorption hetaerolite fron Rodna, Rumania 1065 coefficients near absorption edges: Reynolds rnethod revisited 1069 hexagonal CaAl2Si06, (synthetic) 945 WARNER,RICHARD D., with W.C. Luth j anborite 835 join Two-phase data for the kernite 308 monticel lite (CaMgSiOa) -forsterite (Mg2sioa): Experimental results kogarkoite 116 ooe and nunerical analysis lepidolite 901 WEISS,L.E. liebenbergite 733 The Mtrnz, Struetures of Deforned Rocks. A Photogrqhic AtLas; melanophlogite frorn California [.44. reviewed by F.D. BIoss 568 MLneraL. s7 :L4941: erratun 346 WHITE, WALTERS. ninasragrite 531 364 Menorial of AIan Mara-Bateman rnontnoril lonite 73 WHITLOW,SINION H. opal (wood-) 717 with E,J. Gabeand J.C. Portheine Epidote structure: Confinnation of the plagioclase, calcic, determination iron location 218 of structural state 134 WILCOX,RAY E. plagioclase conposition L34 and Morse 568 review of book by Stoiber sideronatrite, neta- 1080 W. Sabine WILKINS,R.W.T., with zeo1 ites 287 Water content of sone noninally anhydrous silicates 508 YA}IG, HOI,JNG-YI New data on fosterite and nonticellite KENNETHL., with L.A. Taylor WILLIAMS, solid solutions 343 Cu-Fe-S phases in lunar rocks 952 YODER,HATTEN S., JR. Wittichenite, structure (abstr.) 1100 Conternporaneousbasaltic and rhyolitic WOLF,CAROL L. nagnas 153 M. R. McAfee, Jr., Eds, with Gary and YTTRIALITE,rnineralogical study 545 Glossary of Geology; reviewed by F.D. Bloss 565 ZN]AZZI, PIER FRANCESCO with L. Fanfani, A. Nunzi, and A.R. WONES,DAVID R., with R.M. Hazen Zanzati cation substitutions on the Effect of The copiapite problem: Crystal physical properties of trioctahedral structure 3L4 micas [,4n. MLneraL. 57:103] : addenda ZANZARI, ANNAROSA with L. Fanfani, A. Nunzi,and WUENSCH,B.J., with I. Kohatsu P.F. Zana.zzL of gladite, The crystal structure The copi.apite problem: CrYstal (abstr.) I 098 PbCuBi55g structure 314 WYLLIE,PETER J. ZECK, HUBERTP. Mineralogical Presentation of the Cornpositions of natural si1 lirnanites Award for L972 to Society of Anerica from volcanic inclusions and netanorphic Boettcher 555 Arthur L. rocks: A discussion 555 Merrill ----E-sorption, with R.B. ZEMANN,J. (translated by E.F. Bertaut) of iron by platinun ChimLe Ct"Lstallirc; reviewed by 16 capsules G.0. Allard 973 Analysis X-ray Diffraction Zeo1 ites by oriented clay nineral specinen analcine, in tuffs 93 a filter-menbrane peel technique 555 harmotone, syrilnetry and twinning of zunyite (addendun) 138 (abstr. ) 1105 X-ray Diffraction Data in sedinentary rocks of Mexico, first rninerals 29L arnblygonite-nontebrasite reported occurrence 287 (synthetic) 936 argentoj arosite nolecular sieve-, field test for L044 792 chalcophyl lite natrolite, high tenperature X-ray study 676 farringtonite fron pallasite 949

tt49 Zeolites INDEX TO VOLUME 58. 1973

Zeolites, continued phillipsite, syrunetry and twinning of Zoning (Ca1c-Silicate-) Itlobilerr conponents in the formation of 991 (abstr. ) l1 05 scandiun in 819 Zorite, new nineral (abstr.) ffi3 Zircophyllite, new nineral (abstr.) 967 Zvnyite a comparison of neutron- and X-ray ZOLTAI, TIBOR, with T. Araki diffraction studies 138 Crystal structut e of hanksite 799

1150 List of Officers and Committees

MineralogicalSocietY of America SixthFloor.LTOTLSt.N.W',Washington,D'C'20O36'U'S'A' fields of mineralogy, petrology, Membership in the Mineralogical Society of America is open to persons interested in the the Washington office' crystallography, and allied sciences.Membership application forms may be obtained from and a reduced rate Annual dues are $20.00 (g6.00 for students) including subscription to The American Mineralogist, on subscriptions to Mineralogical Abstracts.

Officers

President* J. V. Smith, University of Chicago, Illinois past President Hatten s. Yoder, Jr., Geophysical Laboratory, washington, D. C. Honorary Presidentl Eilwaril H. Kraus, University of Michigan, Ann Arbor, Michigan vice-President* s. w. Bailey, University of wisconsin, Madison, wisconsin Secretary Joan R. Cla*, U. S. Geological Survey, Washington, D' C' Treasurer+ Philip M. Bethke, U. S. Geotogical Survey, Washington, D' C'

Councilors *(1973) Donald H. Lindsley, State University of New York, Stony Brook' N' Y' (lg7l-1973) George Switzer, U. S. National Museum, Washington, D' C' (1972-1974) George W. Briniltey, The Pennsylvania State University, University Park, Pennsylvania (1972-1974) Edwin Roedder, U. S. Geological Survey' Washington, D' C' '+(1973-1975)Daniel E. Appleman, u. S. Geological Survey, washington, D. C. *(1973-1975) Daviil B. Stewart' U. S. Geological Survey, Washington, D' C'

Commlttees Archioist Committee on Management Daniel E. Appleman, Chairman George Phair L. W. Finger Committee on Committees Louis S. Walter (ex. *S. W. Bailey, Chairman (1973) Joan R. Clark officio) *Philip (ex. *Arnulf Muan ( 1973-1974) M. Bethke officio) Joan R. Clark (1973) Committee on MembershiP Status Arden L. Albee (1972-1974) *Robert E. Newnham, Chairman *Gary M. Boone (1973-1975) (r973-197s) Tiborzoltai (197 l-1973) Ad-Hoc Committee on Endowment and Funds E. C. T. Chao (1972-1974) *J. V. Smith, Chairman John S. White, Jr' (1972-1974) *Joan R. Clark *Bruce Nelson (1973-197 5) "Philip M. Bethke *Daniel E. Appleman MSA Award Committee *David B. Stewart,Chairman *Committee on External Medals and Awards *Paul B. Barton, Jr. *Charles A. Salotti, Chairman *H. C. Eugster *James L, Munoz 'r'H. D. Holland *Douglas Rumble III +W. Barclay Kamb *Richard A. Yund *Charles B. Sclar

Financial Adoisory Committee Nominating Committee for Officers *Charles *H. S. Yoder, Jr., Chairman J. Vitaliano, Chairman 'r'M. '.'PriestleyToulmin III C. Gilbert +John C. Hathaway MSA Delegates to the Joint Technical Program Committee *H, C. W. Skinner ol the Geological Society of America 'rP. R. Brett Thomas L. Wright (Representative,1973) *Iris Y. Borg *Deane K. Smith (Conferee, 1973) +Committeeon Kraus Fund Award *Daniel S. Barker (1973-1975\ *Wayne Dollase Ioan R. Clark (1973) 'eJenHo Fang *Clifford * Newly elected or appointed, 1973. Frondel *G. t Deceased V. Gibbs I 151 LIST OF OFFICERS AND COMMITTEES

Publications C ommittee Roebling Medal Committee Gene C. Ulmer, Chairman (1972-l97jl *George Switzer, Chairman George (1972-1974) W. Fisher *Alfred I. Frueh *W. G. Melson (1973-1975) *Seymour Geller *Norman Herz *R. H. Iahns *Henry Meyer

Editors Editor Mannging Editor F. DonaldBloss Mary Hollilnan

Board of Associate Editors

D. M. Henderson(1971-19?3) William B. White (1972-1975) P. H. Ribbe (1971-1973) A. L. Boettcher (1972-1976) J. JeffreyFawcett (1972-1974\ Peter Robinson (1972-1976) D. R. Waldbaum(1972-19741 *Wayne Dollase (1973-1977) ArdenL. Albee(1972-1975\ *Charles T. Prewitt (197j-1977)

Representativesto Other Organizations Avnerican Crystallographic Association IMA Commissions *Werner H. Baur Abstracts-Marjorie Hooker (1973-197 5) American Geological Institute Cosmic Mineralogy-Bevan M. French (1971-1973) *David B. Stewart Data-Charles Milton (197 l-1973) Museums-Paul Desautels(1971-1973) loint Committee on Powder Difiraction Standards New Minerals and New Mineral Names- John Hower Mary E. Mrose (1971-1973) Intarnational Mineralogical Association (IMA) Ore Microscopy-G. A. Desborough (t971-1973) MSA National Representative Teaching-C. J. Schneer(197 l-1973\ Clifford Frondel {197 t-1973) *Friends ol Mineralogy l,/ineral Museums Council *Paul Brian Moore *D. V. Manson