INDEX TO VOLUME 51

Only leading articles are set in boldface type.

Abdel-Gawad, A. M. X-ray spec- Analcime and wairakite, cation trographic determination of exchange properties of hafnium-zirconium ratio in (Ames) 903 zirconium +64 Analcite in the Newcastle coal Absorption corrections, computa- measure sediments of the tion of, and the significanceof Sydney Basin, Australia end effect (Burnham) 159 (Loughnan)... 486 Acmite-diopside,the system, and Analcite solid solutions, the melt- its bearing on the stability ing of, in the system relations of natural pyroxenes NaAlSiOr-NaAlSiaOs-IfzO of the acmite-hedenbergite- (Peters,Luth,Tuttle).... 736 diopsideseries (Yagi). .. .. 976 Analysisinstrumentation ( Fowler, Adelpholite (:Samarskite) Eanes,Kehoe) (Book review) 945 (Vorma, Hoffren). . 1553 Anderson, A. T., Jr., Mineralogy -augite, zincian, and jef- of the Labrieville anorthosite, fersonite from Franklin, New Quebec. 1671 Jersey (Frondel, Ito). . 1406 Anderson, D. D. and Reynolds, Albite, metamorphic, optical R. C. Umiat bentonite : an un- propert iesof ( Crawford) 523 usual montmorillonite from Alexander, J. B. and Flinter, Umiat, Alaska... l4+3 B. H. 1551 Anderson, O. L. An approximate Alkalic rocks and carbonatites of method for computing the the Arkansas River Canyon, isotropic sound velocities us- Fremont County, Colorado. 3. ing refractiveindex data. . . 1001 The Amethyst carbonatites Andersen,S. with Semenov,E. I. (Heinrich, Shappirio). 1088 Gerassimovsky,V. I. Maksi- Allen, W. C. An r-ray method for mova, N. V. and Petersen, defining composition of a o. v.. 1547 magnesinmspinel. . 239 Anorthoclase for Antarctica, phys- Alluaudite, Palermo "huhnerko- ical properties of (Boudette, belite" is (Fisher) 935 Ford) 1374 Aluminum hydroxide-montmoril- Anorthosite, Labrieville, min- lonite complexes, the nature eralogy of the, Quebec (An- of (Brydon,Kodama). . 875 derson,Jr.).... . 167I Aluminum silicates, thermody- Aoki, K. Phenocrysticspinelifer- d5'namicproperties of (Hokn, ous titanomagnetites from Kleppa) 1608 trachyandesites, Iki Island, Americangem trails (Pearl) (Book Japan. 1799 review). 543 Apatite, carbonate-bearing, from Ames, L. I-., Jr. Cation exchange Faraday Township, Ontario, properties of wairakite and Canada (Gulbrandsen, analcime... . 903 Kramer,Beatty,Mays)..... 819 Amphiboles, monoclinic, relation- effects of magnesiumon ships between cell param- the formation of (Simpson) 205 eters and chemical composi- fluor, - and tions of (Colville, Ernst, Gil- strontium-bearing, from the bert).. 1727 Peerless , South

1829 1830 INDEX TO VOLUME 51

Dakota (Young, Sheridan, from Ambrosia Lake uranium Munson) 1516 district.. . 929 fluor-chlor-oxy, ild Barite- phase in the Fire- sphene from Crystal Lode sand River Carbonate, pegmatite, near Eagle, Colo- Wawa, Ontario (Heinrich, rado (Young, Munson). 1+76 Vian) (abs.) 1562 Arnold, R. G. Mixtures of hexag- Barker, D. S. Application of Plas- onal and monoclinic pyrrho- tic peel techniques to the tite and the measurement of study of silicate rocks 1541 the metal content of pyrrho- Barytolan'rprophyllite (Peng, tite by r-ray diffraction. . . . 1221 Chang). 1549 Attakolite (Attacolite) (Gabriel- Basalts, petrology of the Karroo, son,Geijer).. 534 of Basutoland (Cox, Hor- Augite, an unusual hourglass nung).. .. 1114 structure in (Preston) 1227 Bayer, G. ar.rdHoffman, W. Com- Aumento, F. Stability, lattice plex alkali titanium oxides parameters, and thermal ex- A*(BtTis-y)Oro of the q- pansion of B-cristobalite. 1167 MnOz structure-type. 511 , manganoan, from the Beatty, L. B. with Gulbrandsen, Mesabi Range, Minnesota, R. A., Kramer, J. R. and short-range chemical varia- Mays, R. E. Carbonate-bear- tionsina(French)(abs.).. 1561 ing apatite from FaradaY Babcock, L. I. The manganese Township, Ontario, Canada 819 bearing minerals of Charn- Bentonite, Umiat: an unusual pion Mine, Champiorr, Mich- montmorillonite from Umiat, igan (abs.). . . 1560 Alaska (Anderson, Reynolds) 1443 Babefphite (Nazarova, Kuznet- Berger, K. C. (Book review). . 543 sova, Shaskirr) r547 Berman. R. (Book review) 941 Babushkin, V. L, Matveev, G. M. Berndtite (Moh) 1551 and Mchedlov-Petrosyan Berrl'l1g (Nuflield, Harris) 532 O.P.(Bookreview)..... 251 in a Montana tactite body Bachet, B. with Cesbron, F. and (King). 502 Oosterbosch,R. 1815 Beus, A. A. (Book review) 1559 Badgley, P. C. (Book review). . 943 Bezsmertnaya, M. S. and Sobo- Bailey, S. W. with Bradley, W. F. leva, L. N.. . . 531 (Book review). 1556 Biedl, A. Scandium borate, with Shirozu, H. Crystal scBoe' 521 skucture of a two-layer Mg- with Frondel, C. and Ito' vermiculite 112+ New type of ferric iron 'W. J. Baker, E. An x-ray diffraction . . . 1501 study of synthetic members Binocrrlar microscope for orienta- ofthepyromorphiteseries. 1712 tion of single crystals, use of Ballman,A A. with Wood, D. L. the (Robinson). .. 1243 Blue syntheticquartz 216 Blake, R. L., Hessevick, R. E., Banno, S. with Forbes, R. B. Zoltai, T. and Finger, L. W. Nickel-iron content of perido- Refinement of the hematite tite inclusion and cognate structure 1,23 olivine from an alkali-olivine Blanchard. F. N. Thermolumines- basalt.. 130 cence of and age of Barczak, V. J. Schroeckingerite deposition. .. 474 INDEX TO VOLUME 5I 1831

Bloss, F. D. Suggestedterminol- Mason) 198 ogy for interstratified clay Burnham, C. W. Computation of minerals. 855 absorption corrections, and with Robinson,P. D. and the signigicanceof end effect 159 Fang, J. H. Cell dimensions -- with Prewitt, C. T. The and spacegroup of tamaru- crystal structure of jadeite, gite...... 1905 NaAlSi:o0...... 956 Borate, scandium,ScBOr (Biedl) 521 Burns, R. G. and Fuerstenau, Bottinga, Y. Kudo, A. and Weill, D. W. Electron-probe deter- D. Some obserrations on mination of inter-element re- oscillatory zoning and crys- lationships in manganese tallization of magmatic nodules...... 895 plagioclase. 792 Burri, G., Graeser,S., Marumo, Boudette,E. L. and Ford, A. B. F.andNowacki,W...... 531 Physical properties of anor- -with Marumo, F.. . . S3Z thoclasefromAntarctica.. 1374 Burvanova,E. A., Strokova, G. S. Boyer,R. E. (Bookreview). 943 and Shitov,V. A...... 1548 Bradley, J. with Mandarino, J. A. Buseck,p. R, and Keil, K. Meteo- andHarris,D.C..... 533 riticrutile..... 1506 Bradley, W. F. and Bailey, S. W. Bystrdm-Asklund, A. M. Sample (Book review). . 1556 cupsand a techniquefor side- Bredigite, Iarnite, and 7 dicalcium ward packing oI x-ray diffrac- silicatesfrom Marble Canyon tometer specimens.. . 1233 (Bridge). 1766 Bykova, A. V. with Semenov, Briartite (Francotte, Moreau, E. I. and Khomyakov, A. p.. 530 Ottenburgs,Levy). . . 1816 Cabri, L. J. with Kracek, F. C. and Bridge, T. E. Bredigite, Iarnite, Ksanda, C. J. phase rela- and 7 dicalcium silicates from tions in the silver-tellurium MarbleCanyon. .. 1766 system.... 14 Brindley, G. W. with de Souza from Arkansas Santos, P. and de Souza (Fisher). .. 1811 Santos, H. Mineralogical Calcite and pyrite, unique inter- studies of kaolinite-halloysite growth of (Zimmer) (abs.) . 1563 clays: Part IV. A platy min- Cameron, E. N. with Ramsden, eral with structural swelling A. R. Kamacite and taenite and shrinking characteristics 1640 superstructures and a meta- Bromellite, S5'nthetic III. Some stable tetragonal phase in optical properties (Newkirk, iron meteorites 37 Smith, Kahn) 1,41 ,,Kamacite and taenite Brovkin, A. A. with Grigoriev, superstructuresand a meta- A. P. and Nekroasov,L Y. 1818 stable tetragonal phase in Brucite in Alpine serpentinites iron meteorites" Correction. . lS44 (Hostefler, Coleman,Mump- Campbell, I. Presentationof the ton, Evans). . . . 75 Roebling medal to Adolf Brydon, J. E. and Kodama, II. Pabst.. S4g The nature of aluminum hy- Carpenter, A. B., Chalmers, R. A., droxide-montmorillonite com- Gard, J. A., Speakman, K. plexes. 875 and Taylor, H. F. W. Jennite, Ruergerite, a new speciesof tour- a new . . 56 maline (Donnay, Ingamells, Catoptrite and yeafunanite- t832 INDEX TO VOLU.IIE 5I

stuffed pyrochroite struc- (Fleischer) 1336 tures? (Moore) 1494 --- by anionic groups (index of Cesbron, F., Bachet, B. and new minerals, discredited oosterbosch,R'. 1815 minerals, and changes of Chabazite, silica-rich, from the mineralogical nomenclature) Barstow Formation, San (Fleischer) 1327 BernardinoCounty, Southern Clay minerals, interstratifi ed, sug- California(Gude, Sheppard) 909 gested terminologY for Chalmers, R. A. with CarPenter, (Bloss).. . 855 A. B., Gard, J. A., Speakman' mica-tyPe, weathering K. and Taylor, H. F. W'. Jen- effects on the structures of nite.anewmineral.... 56 (Giiven,Kerr). 858 Chang,C. with Peng,T. 1549 Clays,selected Great Basin PlaYa Charnockite, myrmekite in, from (Giiven, Kerr). 1056 South-West Nigeria (Hub- --- and clay mitrerals-Pro- bard) 762 ceedings of the thirteenth na- Chase,A. B. and Osmer,J' A. tional conference on claYs and Growth of single crystals of clay minerals (BradleY, ZrOzandHfOz from PbFz. 1808 Bailey) (Book review). 1556 Chevkinite and serrierite' Virginia Clifton, R. A. Jr., Huggins, C. W. metamictminerals (Mitchell) 1394 and Shell, H. R' Hollow Chlorites in the sYstem MgO- chrysotile fibers 508 AluO;-SiOz-HzO,Phase rela- Clinopyroxenes, common' unit cell tionshipsof (Fawcett,Yoder) 353 dimensions and ionic sub- Chondrite, Mezij-Madaras' sig- stitutions in (Viswanathan) 429 nificance of iron-rich silicates Ctoke. P. L. (Book review) in the (Dodd, Jr., Van 536, 540, 541, 1821, 1822 Schmus,Marvin). . 1177 Coconinoite, a new uranium min- Christ,C L. with Garrels,R. M. eral from Utah and Arizona (Book review). . 53s (Young, Weeks, MeYrowitz) . 651 Chrysotile asbestos, the morPhol- Cohen, L. H. and Ribbe' P. H. ogy of, as inferred from nitro- Magnesium phosphate min- gen adsorption data (Nau- eral replacement at Mono mann, Dresher) . 71'1 Lake. California .. . 1755 -- dehydroxylation, the influ- Cole, W. F. and Crook, D. N' A ence of samPle texture on note on the examination of (Naumann, Dresher) t200 pyrite in conveltiortal differ- fiber, hollow (Clifton, errtialthermal analr sisequiP- Huggins,Shell). 508 mellt. 499 Clark, A. M. with StamPfl, E. F 1551 Coleman, R. G. with Hostetler, Clark, G W. with Kopp, O. C. P. B., Mumpton, F. A. and Synthetic pollucites in the Evans, B. W. Brucite in system 6tr6',\lrQr'4SiOr Alpine serpentinites 75 Cs2O'Fe2Or' 4siOrHzO-their Ross, D. R. and Meyro- phase relationshiP and PhYsi- witz, R. Zellerite and meta- cal properties:A discussiorr. . 12+3 zellerite, new uranYl car- Classification by elements (index bonates 1567 of new minerals, discredited Colville, P. A., Ernst, W' G. and minerals, and changes of Gilbert, M. C. RelationshiPs mineralogical nomenclature) between cell parameters and INDEX TO VOLU],[E 51 1833

chemical compositions of Deer, W. A., Howie, R. A. and monoclinic amphiboles . 1727 Zussrran, J. (Book review) 1555 Con-rplexingand hydrothermal ore Demesrlael

droxylation.. 1200 magnesium silicates-the Dutra, C. V. with lferz, N. Trace garnierite group 279 elements in alkali feldspars, (Bookreview).... 1555 Quadril6tero Ferrifero, Mi- Fawcett, J. J. and Yoder, H. S., nas Gerais, Brazil.. 1593 Jr. Phase relationships of Eanes,R. D. with Fowler, L. J. chlorites in the system MgO- and Kehoe, T. J. (Book re- ALO:-SiOz-HzO 353 view) 945 Feldspar, alkali, solvus in the sys- Eclogite, peridotite and pyrope tem Na2O-K2O-AbO;-SiOr- from the Navajo country, H:O (Luth, Tuttle) 1359 Arizona and New Mexico Feldspars,alkali, trace elements (OtHara, Mercy) 336 in, Quadrildtero Ferrifero, Effectsof ultrasound on the kine- Minas Gerais, Brazil (Herz, tics of crystallization (Kapu- Dutra) ... 1593 stin) (Book review) . . 942 barium, from Franklin, Eitel,W. (Bookreview). . . 249,251 New Jersey (Frondel, Ito, Electron-probe determination of Hendricks) 1388 inter-elementrelationships in Ferromagnetism in zircon, the manganese nodules (Burns, sourceof (Lewis, Senftle). . . 1+67 'W. Fuerstenau). 895 Finger, L. with Blake, R. L., Eliason, J. R. Montmorilloniie Hessevick, R. E. and Zoltai' exchange equilibria with T, Refinement of the hema- strontium-sodium-cesium . . 324 tite structure. . t23 Epididymite, crossedaxial plane Finney, J. J. The unit cell of dispersionin (Petersen).. . . 9r6 tarbrrtt iteand paradamite 12t8 Epoxy resin, preparation of thin Fischer, K, F. A further refine- sectionsof fragmental mate- ment of the crystal structure rialsusing ( Hagni). 1237 of cummingtonite, (Mg,Fe)r Ernst, W. G. with Colville, P. A. (SioO")'(OH): 814 and Gilbert, M. C. Relation- Fisher, D. J. Palermo "htihnerko- ships between cell param- belite"is allaua rrdite 935 eters and chemical composi- Cacoxenitefrom Arkansas 1811 tions of monoclinic amphi- -- (Book review). 542 boles..... 1727 - professor,reply to (Moore) 939 Eschman,D. F. (Book review). . . 543 Fleischer, M, Alphabetical index Evans, B. W. with Hosteuer' of new minerals, discredited P. B., Coleman, R. G. and minerals, and changes of Mumpton, F. A. Brucite in mineralogical nomenclature. 1251 Alpine serpentinites... . . ,/.') (Book review).. . 256 - Fahey, J. J. with Stewart, D. B., classification by anionic Walker, G. W. andliirright, groups 1327 T. L. Physical properties of Classificationby elements 1336 calcic labradorite from Lake Index of new mineral County, Oregon 177 names, discreditedminerals, "t arrDankslte (lvlorgall ). 533 and changes of mineralogical Fang, J. H. with Robinson, P. D. nomenclature in Volumes 1- and Bloss, F. D. Cell dimen- 50 of The American Min- sions and space group of eralogist. 1248 tamarugite 1805 t:T"'*"-:;; Faust, G. T. The hydrous nickel- - )* is+0.rsrs INDEX TO VOLUME 51 I6J5

Flinter, B. H. with Alexander, R. G. Electron-probe deter- J.8...... 155I mination of inter-element re- Fluellite, AlrPO4Fz(OH).7HrO, laTlonsnrpsl^+:^..^L:^^ ln:.^ manganese the crystal structure of (Guy, nodules 895 Jeffrey). 1579 Gabrielson, O. and Geijer, P...... 534 Fluorite, thermoluminescence of, Galena, mecharricaltwinning in, and age of deposition (Blan- the origin of (Lyall). 243 chard) +74 Gard, J. A. with Carpenter, A. 8., Foit, F. F. Jr. New data on Chambers, R. A., Speakman, roeblingite.. ... 504 K. and Taylor, H. F, W. Forbes, R. B. and Banno, S. Jennite,anewmineral ..... 56 Nickel-iron content of perido- Garnet growth by mineralogical tite inclusion and cognate oli- environment, dimensional vine from an alkali-olivine and compositional control of basalt. . 130 (Gresens). 524 Ford, A. B. with Boudette, E. L. Garnierite group, the hydrous Physical properties of anor- nickel-magnesium silicates thoclase from Antarctica. . . l.)/+ (Faust)..... 279 Foster, M. D. and Schaller, W. T. Garrels, R. M. and Christ, C. L. Cause of colors in (Book review) 535 from Dug Hill, Arkansas. . . . taa Gaspeite, (Ni, Mg, FeXCOa), a Fowler, L. J., Eanes, R. D. and new carbonate from the Kehoe,T. J. (Bookreview). . 945 Gasp6 Peninsula, Quebec Francotte,J., Moreau,J., Otten- (Kohls, Rodda). . 677 burgs,R. and Levy, C.. . . 1816 Gaudefroy, C., Dietrich, J., French, B. M. Short-rangechem- Permingeat,F. and Picot,P.. 1819 ical variations in a manga- Gaudette,H. E., Grim, R. E. and noan axinite from the Mesabi Metzger, C. F. Illite: A model Range,Minnesota (abs. ). . . 1561 based on the sorption be- Frondel, C., Biedl, A. and Ito, J. havior of cesium 1649 New type of ferric iron tour- Geijer,P. with Gabrielson,O. . . . 534 maline . . 1501 Geochemistry of beryllium and -- with Fuchs, L. H. and genetic types of beryllium Klein, C., Jr. Roedderite, a deposits (Beus) (Book re- new mineral from the In- view)...... 1559 darch meteorite.. 949 Geological investigations of chro- - and lto, J... 533 mite in California, Klamath and Ito, J. Hendricksite, a Mountains. Chromite de- new speciesof mica . . 1r07 posits of Shasta, Tehama, --- and Ito, l. Zincian aegir- Trinity and Humboldt Coun- ine-augite and jeffersonite ties, California (Wells, from Franklin, New Jersey. 1406 Hawkes)(Bookreview).... 1558 - Ito, J. and Hendricks, Geological problems in lumar J. G. Barium feldspars from research (Green) (Book re- Franklin, New Jersey 1388 view)..... 1558 Fuchs,L.H...... r.tr.) Gerassimovsky, V. I. with - Frondel, C. and Klein, C., Semenov,E. I., Maksimova, Jr. Roedderite, a new mineral N. V., Andersen, S. and from the Indarch meteorite. . 949 Petersen,O.V...... 1547 Fuerstenau, D. W. with Burns, Gibbs, G. V. The polymorphism of I 836 INDEX TO VOLUME 51

cordierite I: The crystal Colorado. III. LamProPhYres structureoflow cordierite. . . 1068 and mineral deposits 1433 Gilbert, M. C. with Colville' P. A' Gude, A. J., 3rd and ShePPard, and Ernst, W. G. Relation- R. A. Silica-rich chabazite ships between cell Param- from the Barstow Formation, eters and chemical comPosi- San Bernardino CountY, tions of monoclinic amPhi- southern California ... . . 909 boles 1727 Guidotti, C. V. Variations of the Gnome event near Carlsbad,New basal spacings of muscovite in Merico, mineralogical in- sillimanite-bearing meta- vestigations in the debris of pelites of northwestern Maine 1778 the (Kahn, Smith) 1192 Gulbrandsen, R. A., Kramer, J. R. Gordillo, C. E., Linares, E., Beatty, L. B. and MaYs, R. E. Toubes. R. O. and H. Win- Carbonate-bearing aPatite chell Huemulite, NaaMgrnOrs from Faraday TownshiP' .24HzO, a new hydrous so- Ontario,Canada. . . . 819 dium and magnesium vana- Giiven, N. and Kerr, P. F. Se- date from Huemul mine' lected Great Basin playa Mendoza Province, Argen- clays. . 1056 tina. . 1 -- weathering effects on the Gorzhevskaya,S. A., Lugovskoi, structures of mica-tYPe claY G. P. and Sidorenko,G' A'. . 1551 minerals 858 Gottardi,G. X-ray crystallography Guy, B. B. and Jeffrey, G. A. The ofrinkite... 1529 crystal structure of fluellite' Graeser, S. with Burri, G., AlrPO4f'r(OH) THzO-'. 1579 Marumo, F. and Nowacki, Hagni, R. D. The PreParation of w. 531 thin sections of fragmental Green,J. (Book review).. . . 1558 materials using epoxy resin. . 1237 Greigite fronr the Lojane chrom- Halliday, Wm. R. (Book review). 1559 'I'. ium deposit, N{acedor.ria Han, Textural relations of (Radusinovi6).. 209 hematite and magnetite in Gresens,R. L. Dimensionaland some Precambrian metamor- compositionalcontrol of gar- phosed oxide iron-formations net growth by mineralogical (abs.) 1561 environment 524 Harkerite (OstrovskaYa, Pertsev, Grigoriev,A. P., Brovkin, A. A' Nikitina).... 1820 and Nekrasov,L Y. 1818 Harris, D. C. with Mandarino, _and Nekrasov,I. Y.. . 1818 J. A. and Bradley, J. 533 Grim, R. E. with Gaudette,H. E. --with Nuffield, E. W. 532, 533 and Metzger, C' F. Illite: A Hawkes, H. E. with Wells, F. G. model based on the sorPtion (Book review) 1558 behaviorof cesium. t649 Hays, J. F. Stability and ProPer- Gross,E. B. and Heinrich, E. Wm. ties of the synthetic Pyroxene Petrology and mineralogY of CaAlzSiOs, 1524 the Mount Rosa area, El Heinrich, E. Wm (Book review. . Paso and Teller Counties' . 253,542,1555. 1558, l55e Colorado.Il. . . . 299 with Gross. E. B. Petrol- Petrology and mineralogY ogy and mineralogY of the of the Mount Rosa area, El Mount Rosa area, El Paso Paso and Teller Counties' and Teller Counties, Colo- INDEX TO VOLUME 51 1837

rado. III. Lamprophyres and halite in Recent salt from mineraldeposits...... 1433 BajaCalifornia .. 99 with Gross, E. B. Fetrol- Hornfels, phase equilibria in calc- ogy and mineralogy of the silicate, Lewis and Clark Mount Rosa area, El Paso County, Montana (Melson). . 402 and Teller Counties, Colo- Ilornung, G. with Cox, K. G. The rado. II. Pegmatites. . . 299 petrology of the Karroo ba- and Shappirio, J. R. Al- saltsof Basutoland.. L+14 kalic rocks and carbonatites Hostetler, P. B., Coleman,R. G., of the Arkansas River Can- Mumpton, F. A. and Evans, yon, Fremont County, Colo- B. W. Brucite in Alpine ser- rado. 3. The Amethyst car- pentinites 75 bonatites 1088 Ilower, J. and Mowatt, T. C. The and Vian, R. W. A barite- mineralogy of illites and quartz phasein the Firesand mixe d-laver illite /montmoril- River Carbor.rate,Wawa, On- lonites. . 825 tario (abs.) 1562 Howie, R. A with Deer, W. A. Helgeson,H. C. (Bookreview). . . 541 and Zussman, J. (Book re- Hellandite(Oftedal). 534 view). . 1555 Hem, J. D. with White, D. E. and Hubbard, F. II. Myrmekite in Waring, G. A. (Book review) 1821 charnockite from South- Hematite and magnetite in some WestNigeria... 762 Precambrianmetamorphosed Huemulite, NarMgVroOzs' 24H2O, oxide iror.r-formations tex- a new hydrous sodium and tural relationsof (Han) (abs.) 1561 magnesium vanadate from Hematite structure, refinement of Heumul Mine, Mendoza Pro- the (Blake, Hessevick, vince, Argentina (Gordillo, Zoltai, Finger). 123 Linares, Toubes, Winchell) 1 Ifendricksite, a new species of Huggins, C. W. with Clifton, mica (Frondel,Ito). . 1107 R. A., Jr. and Shell, H. R. Iferz, N. and Dutra, C. V. Trace Hollowchrysotilefibers. . . . 508 elements in alkali feldspars, "H tihnerl

Index of new minerals, dis- Jadeite, NaAlSi:O6, the crystal credited minerals, and structure of (Prewitt, Burn- changes of mineralogical ham). 956 nomenclature, alphabetical Jahns, R. H. Presentationof the (Fleischer) 1.251. 1965Mineralogical Society of discreditedminerals, and American award to Peter J. changes of mineralogical Wyllie .. 555 nomenclature in Volumes l- Jeffrey, G. A. with Guy, B. B. The 50 of The American Mineral- crystal structure of fluellite, ogist (Fleischer) .. .. 1248 AITPOF,(OH)'7HzO .... 1579 Indicatrix orientation and 2V Jennite, a new mineral (CarPen- with the spindle stage,deter- ter, Chalmers, Gard, Speak- mination of: a caution and man,Taylow).... 56 atest(Wright)...... 919 Kahn, J. S. with Newkirk, II. W. Inesite, evidence for [(SiOr)J- and Smith, D. K. Synthetic type chains in, as shown by bromellite III. Some optical .x-ray and infrared absorp- properties 141 tion studies @yall, Thread- and Smith. D. K. Min- gold). 75+ eralogical investigations in Ingamells,C. O. with Donnay,G., the debris of the Gnome and Mason, B. Buergerite,a event near Garlsbad. New newspecies of tourmaline.. . . 198 Mexico. . . . 1192 Ingram, B. L. with Murdoch, J. A Kamacite and taenite superstnrc- cerian vesuvianite from tures and a metastable tetra- California 381 gonal phase in iron meteo- Introduction to soil behavior rites (Ramsden, Cameron) 37 (Young, lA,Iarkentin) (Book Correction (Ramsden, review). . . 1823 Cameron)... 1544 Introductory soils(Berger) (Book Kaolinite, free energy of forma- review). 543 tion of, from solubility meas- Ion-exchange constants of na- urements (Kittrick) 1457 tural glasses by the electrode Kaolinite-halloysite clays, min- method(Truesdell)... 110 eralogical studies of: Part IV. Iron meteorites. kamacite and A platy mineral with struc- taenite superstructures and a tural swelling and shrinking metastable tetragonal phase characteristics (de Souza in (Ramsden, Cameron) 37 Santos, de Souza Santos, Isotropic sound velocities, an Brindley). .. 16+0 approximate method for Kaolinite-sodium carbonate sys- computing the, using refrac- tem, inverted phase relation tive index data (Anderson) 1001 in the formation of nepheline Ito, J. with Frondel,C. 533 and carnegieite from the -- Hendricksite, a new spe- (Kubo, Yamaguchi, Kasa- ciesof mica. 1107 hara) 516 Zincian aegirine-augite Kapustin,Yu,I-.... 529 and jeffersonite from Frank- _ (Book review) 942 lin, New Jersey. . 1406 Karamsinite ( : tremolite) - and Hendricks, J. G. Bar- (Vorma, Ojanperii). . 1552 ium feldspars from Franklin, Kasahara,K. with Kubo, Y. and NewJersey. 1388 Yamaguchi, G. Inverted INDEX TO VOLUME 51 1839

phase relation in the forma- Synthetic pollucites in the tion of nepheline and carne- system CszO.AlzOa .4SiOr gieite from the system kaoli- CszO'Fe:Or4SiO-HzO-their nite-sodium carbonate. . . 516 phaserelationship and physi- Keester, K. L. with White, W. B. cal properties:A discussion. . 1243 Optical absorption spectra of Kostovite, a gold-copper telluride iron in the rock-forming from Bulgaria (Terziev). . 29 silicates 774 Kracek, F. C., Ksanda, C. J. and Kehoe, T. J. with Fowler, L. J. Cabri, L. J. Phase relations and Eanes. R. D. (Book re- in the silver-tellurium sys- view) 945 tem.. 14 Keil, K. with Buseck, P. R. Kramer, J, R. with Gulbrandsen, Meteoritic rutile. 1506 R. A. Beatty, L. B. and Mays Kern, R. and Weisbrod,A. (Book R. E. Carbonate-bearing review).. 536 apatite from Faraday Town- Kerr, P. F. with Giiven, N. Se- ship, Ontario, Canada 819 lected Great Basin playa Krishna, P. with Verma, A. R. clays.. 1056 (Bookreview)... 1556 Weathering effects on the Ksanda, C. J. with Kracek, F. C. structures of mica-type clay and Cabri, L, J. Phase rela- minerals 858 tions in the silver-tellurium Khomyakov, A. P. with Semenov, system.... 1,4 E. I. and Bykova, A. V. . . 530 Kubo, Y., Yamaguchi, G. and King, R. H. Beryl in a Montana Kasahara,K. Inverted phase tactitebody. 502 relation in the formation of Kirillov, A. S.. r819 nepheline and carnegieite Kittrick, J. A. Free energy of from the system kaolinite- formation of kaolinite from sodiumcarbonate. 516 solubility measurements. . . r457 Kudo, A. with Bottinga, Y. and Klassen-Neklyudova, M. V. Weill, D. Some observations Book review). 539 on oscillatory zoning and Klein, C., Jr. with Fuchs, L. H. crystallization of magmatic and tr'rondel, C. Roedderite, a plagioclase. 792 new mineral from the Indarch Kurchatovite (Malinko, Lisitsyn, meteorite. 949 Dorofeeva, Ostravskaya, Kleppa,O. J. with Holm, J. L. The Shashkin). 1817 thermodynamic properties of Kuznetsova, M. N. with Novi- the aluminum silicates. 1608 kova, M. I. and Sidorenko, Kodama. H The nature of the G. A.. . 1546 component layers of rectorite 1035 Kuznetsova, N. N. with Naza- - with Brydon, J. E. The na- rova, A. S. and Shaskin,D. P. l5+7 ture of aluminum hydroxide- Labradorite, calcic, from Lake montmorillonitecomplexes. . 875 County, Oregon, physical Kohls, D. W. and Rodda, L. properties of (Stewart, J. 'Walker, Gaspeite,(Ni, Mg, Fe) (COs), Wright, Fahey) 177 a new carbonate from the Lamprophyres and mineral de- Gasp6Peninsula,Quebec. . . oll posits. Petrology and min- Kondrat'eva, V. V., Ostrovskaya, eralogy of the Mount Rosa I. V. and Yarzhemskii,Y. Y. 1550 area, El Passo and Teller Kopp, O. C. and Clark, G. W. Counties, Colorado (Gross, 18+0 INDEX TO VOLUME 51

Heinrich). 1433 ments of the Sydney Basin' Landau, A. I. with Palatnik, L. S. Australia (Loughnan) 486 (Book review) 1821 I-ugovskoi, G. P. with Gorzhev- Landauite (Portnov, Nikoiaeva, skay:1, $. A. and Sidorenko, Stolyarova) . . 1546 G. A. 1551 Landy, R. A. with Hyde, C Whe- Luth, W. C. with Peters, Tj. and wellite f ron-r septarian con- Tuttle, O. F. The melting of cretions near Milan, Ohio 228 analcite solid solutions in the Larnite, bredigite, and 7 dical- system NaAlSiOq-NaAlSi:O :- cium silicates from Marble H,o 736 Canyon (Bridge) 1766 -- with Scarfe, C. M' and Lavenite, orthorhombic (Portrov, Tuttle, O. F. An experimental Sinonov,Sinyugina)... 1549 study bearing on the absence Leucite in plutonic rocks, an ex- ofleuciteinplutonicrocks. 726 perimental study bearing on and Tuttle, O. F. The the absence of (Scarfe, Luth, alkali feldspar solvus in the Tuttle). . . , 726 system Na2O-K2O-Al2O3- Levandowski, D. W. (Book re- sior-Hro. 1359 -fhe view) 253 L-vall, K. D. origin of mechan- Levinson, A. A. A system of no- ical twinr.ring irr galena . . 2+3 menclature for rare-earth Mackinarvite from the Witwaters- minerals. lJz rand conglomerates (Schid- 'I-he --- and Vian, R. W hy- lowski, Ottemann) 1535 drothermal synthesis of Magbasite (Semenov, Khom.va- morrtmorillonite group min- kov, Bykova) 530 erals from kaolinite, quartz Maksimova, N. V. with Semenov, and various carbonates 49.5 E. I , Gerassimovsky, V. I., Levy, C. with Francotte, J., Andersen, S and Petersen, Moreau, J. and Ottenburgs, o. v. 1547 R.. . . 1816 Malayaite(Alexander,Flinter) 1551 Lewis, R, R. and Senftle, F. E. Malinko, S. V., Lisitsyn, A. E., The source of ferromagne- Dorofeeva, K. A Ostrav- tism in zircon I+67 skaya, I. V. ard Shashkin, Linares, E. with Gordillo, C. E., D. P. 1817 Toubes, R. O. and Winchell, N{arrdarino, J. A., Harris, D. C. H. Huemulite, NarMgVroOzs andBradley,J..... 533 . 24HzO, a new hydrous so- Mandrikova, N. T. u'ith Oleini- dium and magnesium vana- kov, B. V., Shvartsev, S. L. date from Huemul Mine, and Oleinikova, N. N. 529 Mendoza Province, Argen- Manganese-bearing minerals of tina. . 1 Chempiorr Mirre, Chanrpiorr, Lindsley, D. H. Melting relations Michigan (abs.) (Babcock). . 1560 of KAISi:Og: effect of pres- Manganese nodules, electron- sures up to 40 kilobars 1793 probe determination of inter- Lisitsyr.r, A E. with \tlalinko, element relation.hips in S. V., Dorofeeva, K A , (Burns, Fuerster.rau) 89'5 Ostravskaya, I. \t. and Mariner.rko, J. with May, I. A Shashkin, D P. 1817 nricropycnometer for the de- Loughnan, F. C. Analcite in the termination of the specific Newcastle coal measure sedi- gravity of minerals 931 INDEX TO VOLUA,IE 51 1841

-f Martin, R. . (Book review). 1823 (Mitchell). . . 139+ Marurno. F. and Buri. G. 532 Metastrengite, the crystal struc- __and Nowacki, w.. 531 ture of, and its relationship to Marvin, U. B. with Dodd, R. T. and phosphophyllite Jr., and Van Schmus, W. R. (Moore). . Significance of iron-rich sili- Metazellerite and zellerite, new cates in the Mezii-Madaras uranyl carbonates (Coleman, chondrite. . . 11.77 Ross,Meyrowitz). . 1567 Mason, B. with Donnay, G. and Metzger, C. F. with Gaudette, Ingamells, C. O. Buergerite, a H. E. and Grim, R. E. Illite: new speciesof tourmaline 198 A model based on the sorp- \'l[atveev, G. M. with Babushkin, tion behavior of cesium 16+9 V. L and Mchedlov-Petro- Meyrowitz, R. with Coleman, syan, O. P. (Book review) 251 R. G. and Ross, D. R. Zel- May, L and Marinenko, J. A mi- lerite and metazellerite,new cropycnometer for the deter- uranyl carbonates 1567 minaliorro[ the specihcgrav- with Young, E. J. and ity of minerals . . 931 Weeks, A. D. Coconinoite'a Mays, R. E. with Gulbrandsen, neu/ uranium mineral from R. A., Kramer, J. R. and UtahandArizona..... 651 Beatty, L. B. Carbonate- Mica, glauconitic,lacustrine, from bearing apatite from Faraday Pluvial Lake Mound, I-ynn Township, Ontario, Canada . 819 and Terrl' Counties, Texas Mchedlov-Petrosyan, O. P with (Parry, Reeves) 229 Babushkin, V. I. and Micas, dehydroxylated,electron- Matveev. G M. (Book re- microscopic observation of view) 251 (Nakahira, Uda) 454 Nlead, C. ( Book revierv) 941 Micropycnometer for the deter- Mechanical twinnirrg of crystals mir.rationof the specificgrav- ( Klassen-Neklyudova) ( Book ity of minerals (May, Mari- review). 539 nenko) 931 Megaw, H. D. (Booli review) 255 Microscopicidentification of min- Melson, W. G. Phase equilibria in erals (Heinrich) (Book re- in calcsilicate hornfels. Lewis view ) 253 and Clark County, Montana. 402 Mineral resources of Africa (de - and Switzer, G. Plagio- Kun) (Book review). 1557 clase-spinel-graphite xeno- -- of South-central Africa liths in metallic iron-bearing (Pelletier) (Book review) . 1558 basalts, Disko Island, Green- Mineralogical Society of America, land 664 forty-six aunual meetir.rg,pro- Melting relations of KAISLOs: ceedings of, at Kansas City, effect of pressures up to 40 Missouri (Switzer) 569 kilobars (Lindsley) 1793 - Award, acceptance of the Mercy, E. L. P. with O'Hara, 1965,(Wyllie). .. 557 --Award, M. J. Eclogite, peridotite and presentatiorl of the pyrope from the Navajo 1965, to Peter J. Wyllie country, Arizona and Ne\M (Jahrr') 555 Mexico. 336 Mineralogy of the Black Hills Metamict minerals, Virginia: per- (Roberts, Rapp) (Book re- rierite and chevkinite view) 542 1842 INDEX TO VOLUME 51

Mineraly, spravochnik (Book re- tites (Gross, Heinrich) 299 view) 256 Mowatt, T. C. with Hower, J. The Mitchell, R. S. Virginia metamict mineralogy of illites and minerals perrierite and chev- mixed-layer illite/montmoril- kinite 1394 lonites 825 -- (Bookreview).. . .. 1556 Moyd, L. Michipicoten scheelite Mizzonite, the crystal strucfure deposit near Michipicoten of, a calcium- and carbonate- Harbour,Ontario (abs.). 1562 rich scapolite (Papike, Maun, A. and Osborn,E. F. (Book Stephenson). 1014 review). 248 Moenke,H. (Book review). 540 Mumme, W. G. and Scott, T. R. - and Moenke-Blankenburg, The relationship between L. (Book review). 1822 basic ferric sulfate and plum- Moenke-Blankenburg, L. with bojarosite. .. +43 Moenke,H. (Book review) 1822 Mumpton, F. A, with Hostetler, Moh, G. H.. . 1551 P. B., Coleman, R. G. and Montmorillonite clay, molecular Evans, B. W. Brucite in Al- structure and pH effects on pineserpentinites.. 75 the adsorption of 13 s-tri- Munson, E. L. with Young, E. J. azine compounds on (Weber) 1657 Fluor-chloroxy-apatite and exchange equilibria with sphene from Crystal Lode strontium-s odium-c esium pegmatite, near Eagle, Colo- (Eliason).. . . 324 rado..... 1476 group minerals, hydro- and Sheridan,D. M. Man- thermal synthesis of, from ganese-and strontium-bear- kaolinite,quartz and various ir'rg from the carbonates,the. . 495 Peerless pegmatite, South Moore, P. B. Catoptrite and Dakota . lJlo yeatmanite-stu.ffed pyro- Murdoch, J. and Ingram, B. L. A chroitestructures?. . . . t+94 cerian vesuvianite from Cali- - The crystal structure of fornia 381 metastrengite and its rela- Muscovite, barium-vanadium, tionship to strengite and and vanadium tourmaline phosphophyllite 168 from Mariposa County, Cali- - Reply to Prof. D. J. Fisher 939 fornia (Snetsinger). 1623 Moreau, J. with Francotte, J., in sillimanite-bearing Ottenburgs,R. and Levy, C.. 1816 meta-pelitesof northwestern Morgan,F...... 533 Maine,variations of the basal Mortland, M. M. with Raman, spacingsof(Guidotti)... 1778 K. V. External specific sur- - upper stability of (Velde). 924 facearea of vermiculite . . 1787 Myrmekite in charnockite from Mount Rosa area, El Paso and South-West Nigeria (Hub- Teller Counties, Colorado, bard)... . 762 petrology and mineralogy of Nakahira, M. and Uda, M. Elec- the III. Lamprophyres and tron-microscopic observation mineral deposits (Gross, of dehydroxylatedmicas 454 Heinrich). 1433 - with Yamamoto,T. Am- El Paso and Teller Coun- moniumionsinsericites.....1775 ties, Colorado, petrology and Naumann, A, W. and Dresher, mineralogy of the, II. Pegma- W. H. The influence of sam- INDEX TO VOLUME 51 1843

ple texture on chrysotile de- and Bachet,B.. 1815 hydroxylation, 1200 Optical absorption spectra of iron - The morphology of chryso- in the rock-forming silicates tile asbestosas inferred from (White,Keester)... 77+ nitrogenadsorptiondata..... 711 Optical propertiesof minerals.A Nazarova, A. S., Kuznetsova, determinative table. (Win- N. N. and Shaskin,D. P.. . 1547 chell) (Book review). . 542 Nekrasov,l Y. with Grigoriev, Optische Bestimmungsverfahren A.P...... 1818 und Gerite fiir Mineralogen with Grigoriev, A. P. and und Chemiker (Moenke, Brovkin,A. A. 1818 Moenke-Blankenburg)( Book New Mineral Names(Fleischer) review). 1822 529,1546, 1 8l 5 Orthopyroxene, disordered, in Newkirk, H. W., Smith, D. K. and meteorites(Pollack) 1722 Kahn, J. S. Synthetic bromel- Osborn, tr. F. with Muan, A. lite III. Some optical proper- (Book review) 248 ties. . 141 Oscillatory zoning and crystalliza- Nickel-iron content of peridotite tion of magmatic plagioclase, inclusion and cognate olivine some observations on (Bot- from an alkali-olivine basalt tinga,Kudo,\Meill) ... 792 (Forbes,Banno). 130 Osmer, J. A. with Chase,A. B. Nickelhexahydrite (Oleinikov, Growth of single crystals of Shvartsev, Mandrikova, ZrOzandHfOz from PbF:. . . 1808 Oleinikova)..... 529 Ostrovskaya, I. V. with Kon- Nikitina, I. B. with Ostrovskaya, drat'eva, V. V. and Yarzhem- J. V. and Pertsev,N. N. . 1817,1820 skii,Y. Y...... 1550 Nikolaeva, L. E. with Portnov, - with Malinko, S. V., A. M. and Stolyarova, T. I.. 1546 Lisitsyn, A. E., Dorofeeva, Novikova, M. I., Sidorenko, G. A. K. A. and Shashkin,D. P. . . . l8l7 and Kuznetsova, M. N.. 1546 Pertsev, N. N. and Nowacki, W.. 532 Nikitina, I. B. . 1817,1820 with Burri, G. and Ottemann, J. with Schidlowski, Marumo, F.. . 531 M. Mackinawite from the Nowackiite(Marumo,Burri).... 532 Witwatersrand conglomer- Nulfield, E. W. and Harris, D. C.. ates. 1535 532,533 Ottemannite,berndtite(Moh). 1551 Oftedal,L... 534 Ottenburgs, R. with Francotte, J., OtIIara, M. J. and Mercy, E. L. P. Moreau, J. and Levy, C.. 1816 Eclogite, peridotite and Oxydischen Kristallphasen der pyrope from the Navajo anorganischen I ndustrie-Pro- country, Arizona and New dukte (Trojer) (Book re- Mexico...... 336 review). 248 Ojanperi, P. with Vorma, A. 1552 Pabst, A. Acceptance of the Oleinikov, B. V., Shvartsev, S. L., Roeblirrgmedal... 552 Mandrikova, N. T. ard - (Book review). . . . 538 Oleinikova, N. N.. . . 529 Palatnik, L. S. and Landau, A. I. Oleinikova, N. N. with Oleinikov, (Book review). .. r82l B. V., Shvartsev, S. L. and Papike, J. J. and Stephenson, Mandrikova, N. T.. . . 529 N. C. The crystal structure of Oosterbosch, R. with Cesbron, F. mizzorrite, a calcium- and I 844 INDEX T-O VOLUA,[E 51

carbonate-rich scapolite. 1014 California (Cohen, Ribbee). . 1755 'I'. Parry, W. and l{eeves, C. C., Physical properties of diamond Jr. Lacustrine glauconitic (Berman)(Bookreview) ... 941 mica from Pluvial Lake Picot, P. with Gaudefroy, C. Mound, Lynn and Terry Dietrich, J. and Permingeat, Counties, Texas 229 F. 1819 Peacor, D. R. (Bookreview) 248,255 Plagioclase feldspar from a ba- Pearl, R N{. (Book review). . . 543 saltic lava flow, composi- Pegmatites. Petrology and min- tional variations of (Hoffer) 807 eralogy of the Mount Rosa - magmatic, some observa- area, El Paso and Teller tions on oscillatory zoning Counties. Colorado. III and crystallization of (Bot- (Gross, Heinrich) 299 tinga, Kudo,'W'eill) 792 Pelletier, R. A ( Book review) 1558 - -spinel-graphite xenoliths Peng, T. and Chang, C. 1549 in metallic iron-bearing ba- Peridotite and pyrope, eclogite, salts, Disko Island, Green- from the Navajo country, land (Melson, Switzer) 664 Arizona and New Mexico Plastic peel techniques, applica- (OtHara, Mercy). 336 tion of, to the study of silicate Peridotite inclusion, nickel-iron rocks (Barker) 1541 content of, and cognate oli- Plumbojarosite and basic ferric vine from an alkali-olivine sulfate, the relationshiP be- basalt (Forbes, Banno) 130 tween (Mumme, Scott). . . 1+3 Permingeat, F with Gaudefroy, Pollack, S. S. Disordered ortho- C., Dietrich, J. and Picot, P. 1819 pyroxene in meteorites 1722 Perrierite and chevkinite, Virginia Pollucites, synthetic, in the sys- metamict minerals (Mitchell) 1394 tem Cs2O'Al2O3.4SiO2-FerOr Pertsev, N. N. with Ostrovskaya, .4SiOr-Hro-their phase re- I. V. arrdNikitina, I. B.. 1817,1820 lationship and physical proP- Peters, Tj., Luth, W. C. and erties: A discussion (Kopp, Tuttle, O. F. The melting of Clark) 1243 analcite solid solutions in the Polymorphismand poll'typisnr irr system NaAlSiO+-NaAlSLOs- crystals (Verma, Krishna) H,o 736 (Book review) 1556 Petersen, O. V. Crossed axial Polyhalite, diagenetic, in Recent plane dispersion in epididy- salt from Baja California mlte 916 (Holser) . 99 with Semenov, E I., Portnov, A. M., Nikolaevzr,L. E. Gerassimovskl', V. I, Maksi- Stolyarova, T. I. 1546 mova, N. V. and Andersen, S 1547 ___Simonov, v. l. and Phase equilibria among oxides in Sinyugina,G.P. 1549 steelmaking (N{uzrn,Osborn) Povarerrnykh, A. S. 1551 (Book review) . 248 Preston, J. An uultsual hourglass - in multiconrpotrent sys- struclureirr augite 1227 tems (Palatnik, Landau) Prewitt, C. T. and Burnham, (Book review) 1821' C. W. The crystal structure of Phases of silica (Sosman) (Book jadeite, NaAlSizOo 956 review). 538 Principles of structural glaciology Phosphate, magnesilrm, mineral (Shumskii) (Book review) . . 94+ replacement at Mono Lake, Pyrite in conventional differential INDEX TO VOLUME 51 1845

rhermal a rrelytis equipment, D. M. Umiat bentonite: an a note on the examination of unusual montmorillonite (Cole, Crook) 199 from Umiat, Alaska l++3 Pyromorphite series, an r-ray Rhodizite (Frondel, Ito) 533 diffraction study of slmthetic Ribbe, P. H. with Cohen, L. W. members of the, (Baker) l712 Magnesium phosphate min- Pyroxene, synthetic, CaAlrSiOe, eral replacement at Mono stability and properties of the Lake, California 1755 (Hays) 1521 Rinkite, l-ray cr-vstallography of Pyrrhotite, rnixtnres of hexagor.ral (Gottardi) 1529 and monocliric, and the Ritter, C. J and Dennen, \\'-. H. measrlrernent of the nerar Blackening of natrrral quartz content of pyrrhotite by r-ra1' by 7-irradiation. 220 diffraction(Arnold) ... 1221 Roberts, W. I- and Rapp, G., Jr. Quantitertive electrorr microprobe (Book review) 5+2 analysis ('fheisen) (Book re- I{obinson, P. D Use of the bi- review) 941 nucular microscu;e for orielt- Quartz,, blue synthetic (\\rood, tatiorr of singlecrystals. 1243 --- Balhnan) 216 Fang, J. H. and Bloss, natural, blackening c.f b1' F. D. Cell dimensions and 7-irradiation, (Ritter, Den- spacegrurrp of latnarttgite . . 1805 nen) 220 Rock forming ninerals, Vol. 5, lladusinovic, D. I{. Creigite fron-r non-silicertes (Deer, Howie, the Lo.jane chromiun de- Zussman) (Book review) 1555 posit, ll:rcedonia 2A9 Rodda, J. L. with Kohls, D. W. Rarr-ran, K V. and Mortlzrnd, Gaspeite, (Ni, Mg, Fe) (COs), M. NI. Exteflral specilic sur- a new carbonate from the face area of vermiculite 1787 Gasp6 Peninsula, Quebec . . ol I Ramsden, A. R. and Cameron, Roebling Medal, acceptatrce of E. N. Kamacite and taenite (Pabst) 552 superstructures and a meta- presentation of, to Adolf stable tetragonal phase in Pabst (Campbell) 548 iron meteorites 37 Roeblingite, new data on (Foit). . 504 "I{amacite and taenite Roedderite, a new mineral from sllperstructures arrd a meta- the Indarch meteorite stable tetragoral phase in (Fuchs, Frondel, Klein) 949 iron meteorites." Correction. 1544 Ross, D. R. with Coleman, R. G. Rare-earth minerals, a system of and Meyrowitz, R. Zellerite nomenclature for, (Levinson) 152 and metazellerite, new uranyl Reeves, C. C., Jr. with Parry, carbonates 1567 W. T. Lacustrine glaucor-ritic Rutile, meteoritic (Buseck, Keil) 1506 mica from Pluvial l,erke Ryall, W. R.. and Threadgold, Mound, Lynr.r and Terry I. M. Evidence for [(SiO:);]- Counties, l-exas 229 type chains in inesite as Rectorite, the nature of the com- shown by x-ray and infrared ponent layers of (Kodama) 1035 absorplionstudies .. 754 Research on the nature of min- Sakhaite (Ostrovskaya, Pertsev, eral-forming solutions (Yer- Nikitina). . l8l7 makov el al (Book revierv). 1555 Samiresite (Gorzhevskal,a, Lu- Relmolds, R. C. with Anderson, govskoi, Sidorenko) 1551 1846 INDEX TO VOLUME

Saukovite (Vasiliev). 1818 with -\azarova, A. S. and Scarfe, C. M., Luth, W. C. and Kuznets<.rva,N. N. L547 Tuttle, O. F. An experimental Shell, H. R. with Clifton, R. A. Jr. study bearing on the absence and Huggins, C. W. Hollow of leucite in plutonic rocks. 726 chrysotile fibers 508 Schaller, W. T. with Foster, M. D. Sheppard, R. A. with Gude, A. J. Cause of colors in waveliite Silica-rich chabazite from the from Dug Hill, Arkansas. . . 422 Barstow formation, San Ber- Scheelite deposit, Michipicoten, nardino County, Southern near Michipicoten Harbour, California 909 Ontario (Moyd) (abs.). . 1562 Sheridan, D. M. with Young, E J Schidlowski, lI. and Ottemann, and Munson, E. L. Man- J. Mackinawite from the ganese- and strontium-bear- Witwatersrand conglomer- ing fluorapatite from the ates. 1535 Peerless pegmatite, South Schroeckingerite from Ambrosia Dakota 1516 Lake uraniurn district (Barc- Shirozu, H. and Bailey, S. W. zak) 929 Crystal structure of a two- Scott, T. R. with Mumme, W. G. layer Mg-vermiculite. . II24 The relationship between Shitov, V. A. with Buryanova, basic ferric sulfate and E. Z. and Strokova, G. S. . 1548 plumbojarosite 4+3 Shtrmskii, P. A. (Book revierv) 944 Sedovite (Skvortsova, Sidorenko) 530 Shvartsev, S. L. with Oleinikov, -f. Semenov, E. I., Gerassirnovsky, B. \r., Mandrikova, N and V. I., Maksimova, N. V., Oleirikova, N. N.. . . 529 Andersen, S. and Petersen, Sidorenko, G. A with Gorzhev- o. v. 1547 skaya, S. A. and Lugovskoi, Khoml'akov, A. P' and G. P. 1551 B1'kova,A. V. 530 with Novikova, M. L and Senftle, F. E, with Lewis, R. R. Kuznetsova, M. N. 1546 The source of ferromagne- - with Skvortsova, K. V. 530 tism in zircon t467 Silicates, iron-rich, significance of, Sericites,arnmorritrm iorrs irr in the Mezii-Madaras chon- (Yamanroto,Nakahira). 1775 drite (Dodd, Jr., Van Serpentinites,Alpine, brucite in Schmus, Marvin) . 1177 (Hostetler, Coleman,Mump- nickel-magnesium, hy- ton, Evans) 75 drous the, garnierite group Serpentinizationconsidered as a (Faust). 279 constant-volume metasomat- Silver-tellurium system, phase ic process(Thayer). 685 relations in the (Kracek, Shappirio, J. R. with Heinrich, Ksanda, Cabri). 14 E. Wm. Alkalic rocks and Silverman, S. R. with Spotts, carbonatitesof the Arkansas J. H. Organic dolomite from River Canyon, Fremont Point Fermin, California 1144 County, Colorado. 3, The Simonov, V. I. with Portnov, Amethyst carbonatites. 1088 A. NI. and Sinyugina, G. P. . . 1549 Shashkin, D. P. with Malinko, Simpsor.r,D. R. Effects of magne- S. V., Lisitsyn,A. E., Doro- sium on the fon-nation of feeva, K. A. and Ostrav- apatite...... 205 skava.I. V.. . 1817 Sinyugina, G. P. r'ith Portnov, INDEX TO VOLUME 51 t847

A. M. andSimonov, V. L 1549 County,Oregon. .. 177 Skatulla, W. with Vogel, W. Stolyarova, T. I. with Portnov, (Book review) 2+9 A. M. and Nikolaeva, L. E.. . 1546 Skvortsova,K. V. and Sidorenko, Strokova, G. S. with Buryanova, G. A.. . 530 E. Z. and,Shitov, V. A. . . . 1548 Smith, D. K. with Kahn, J. S. Structural and tectonic principles Mineralogical investigations (Badgley) (Book review), . 943 in the debris of the Gnome Struktur und Kristallisation der event near Carlsbad, New Gliser (Vogel, Skatulla) Mexico. 1192 (Book review). .. 2+9 with Newkirk, H. W. and Strunz,H. 1815 Kahn, J. S. Synthetic bromel- Stumpfl,E. F. and Clark,A. M.. . 1551 lite III. Some optical proper- Sulfate, basic ferric, and plumbo- ties.. .. 141 jarosite, the relationship be- Smith, F. G. (Book review) 535 tween(Mumme,Scott).. . . +43 Snetsinger, K. G. Barium-vana- Sulvanite, refinement of the struc- diummuscovite and vanadium ture of (Trojer). . . 890 tourmaline from Mariposa Svyazhin,N. V.. . 1819 County, California 1623 Swineford,A. (Bookreview). . . 1556 Soboleva,L. N. with Bezsmert- Switzer, G. Proceedingsof the naya,M.S... .. 531 forty-sixth annual meetingof Siihngeite(Strunz). 1815 the Mineralogical Society of Solutions,minerals, and equilibria America at Kansas Citv, (Garrels, Christ) (Book re- Missouri. . . 569 view) 5J5 with Melson, W. G. Pla- Sorensenite (Semenov, Geras- gioclase-spinel-graphitexeno- simovsky, Maksimova An- liths in metallic iron-bearing dersen.Petersen) 1547 basalts, Disko Island, Green- Sosman,R. B. (Bookreview). 538 land 664 Speakman, K. with Carpenter, Taenite superstructures a-ndkam- A. B., Chalmers,R. A., Gard, acite, and a metastable tet- J. A. and Taylor, H. F. W. ragonal phase in iron meteor- Jennite,a new mineral. . 56 ites (Ramsden,Cameron). . . 37 Spektralarlalyse von Mineralien Tamarugite, cell dimensionsand und Gesteinerr ( Moenke) space group of (Robinson, (Book review) 540 Fang,Bloss) 1805 Spinel, magnesium, an n-ray Tarbuttite and paradamite, the methodfor definirrgcomposi- unitcellof(Finney).... 1218 tion of a (Allen) 239 Taylor, H. F. W. with Carpenter' Spotts,J. H. and Silverman,S. R. A. 8., Chalmers,R. A.' Gard' Organic dolomite from Point J. A. and Speakman, K. Fermin, California. 1144 Jennite,anewmineral 56 Stephenson, N. C. with Papike, Temple, A. K. Zoisite-rutile rock J. J. The crystal structure of from Los Angeles CountY, mizzonite, a calcium- and California...... 1028 carbonate-richscapolite .. 1014 Termodinamika Silikatov (B.- Stewart, D. 8., Walker, G. W., bushkin, Matveev, Mched- Wright, T. L., and Fahey, lov-Petrosyan) (Book re- J. J. Physical properties of view)..... 251 calcic labradorite from Lake Terziev, G. Kostovite, a gold- 1848 INDEX TO VOLUXIE

copper telluride from Bul- constants of natural glasses gaia.. 29 by the electrode method 110 'W. Thayer, T. P. Serpentinization Tuttle, O. F. with Luth, C. considered as a constant- The alkali feldspar solvus in volume metasomatic process. 685 the system NarO-K:O-AlzO:- Theisen. R. (Bookreview) 941 sio:-Hzo 1359 Therrnal methods of analysis with Peters, Tj, and Luth, (Wendlandt) (Book review) 538 W. C. The melting of analcite Thermodynamique de base pour solid solutions in the system min6ralogists p6trographes et NaAlSiOq-NaAlSLOS-H,O 736 g6ologues (Kern, Weisbrod) with Scarfe, C. M. and (Book review). 536 Luth, W. C. An experimental Thermoluminescence of calcite study bearing on the absence from high gamma radiation of leucite in plutonic rocks 726 doses (Vaz, Zeller). . . 1156 Uda, M. with Nakahira, M. Elec- Threadgold, I. M. with Ryall, tronmicroscopic observation \V. R. Eviderrce for [(SiOr);]- of dehydroxylated micas . 454 type chains in inesite as Unnarned (Harris, Nuffield) 533 shown by *-ray and ir.rfrared Llnnamed Ca analogue of paler- absorption studies 754 moite (von Knorring) 1819 Titar.rium oxides A*(B..Tig-")O'e, Unnamed minerals, trvo (NIan- comrlex alkali. of the,r-MnOz darino, Harris, Bradley) 533 structure-type (Ba1'e1, 11o61- Unnamed ruthenium sulhde man) 511 (Stumpfl, Clark) 1551 Titanomagnetites, phenocrystic Van Schmus, W. R. with Dodd' spineliferous, from trachl'- R, T., Jr., and Marvin, U. B. andesites, Iki Island, Japan Significance of iron-rich sili- (Aoki) t799 cates in the Mezii-Mandaras Tobermorite, hydrothermally- chondrite . . 1177 synthesized, effects of iso- Vanuranylite (Burl':rnova, Stro- morphous substitution in kova, Shitov) 1548 (Diamond, White, Dolch) 388 Vasiliev, V. I.. . . 1818 Toubes, R. O. with Gordillo, C. E. Yaz, E. and ZelIer, E. J. Ther- 'Winchell, J. H. and Linares, E. moluminescence of calcite Huemulite, Na+MgVruOzs from high gamma radiation .24H2O, a new hydrous so- doses I 156 dium and magnesium vana- Velde, B. lJpper stability of mus- date from Huemul Mine, covite. . . 924 Mendoza Province, Argen- Verma, A. Il. and Krishna, P. tina. I (Book review). 1556 Tourmaline, ferric iron, nelv type Vermiculite, Mg-crystal structure of (Frondel, Biedl, Ito) 1501 of a two-layer (Shirozu, vanadium and barium- Bailey) .. 1124 vanadium muscovite from external specific surface Mariposa County, California areaof (Ram:rrr,Mortlarrd l. 1787 (Snetsinger) 1623 Vesuvianite from California, a Trojer, tr'. J. Refinement of the cerian (Murdoch, Ingram) 381 structure of sulvanite 890 Vian, R. W. with Heinrich, E. (Bookreview).... 248 Wm. A barite-quartz phase in Truesdell, A. H. Ion-exchange the Firesand River carbor.r- INDEX TO VOLUME 51 1849

atite, Wawa, Ontario (abs.) 1562 plagioclase. 792 with Levinson, A. A. The Weisbrod, A. with Kern, R. (Book hydrothermal synthesis of review). . . 536 rnnnlmorillonitegrorrp min- Wells, F. G. and Hawkes, H. E. erals from kaolinite, quartz (Book review) 1558 and various carbonates 495 Wells, R. G. (Book review). . . 248 Viswanathan, K. Unit cell dimen- Wendlandt, \V. W. (Book review) 538 sions and ionic substitutions \Vhewellite from septarian con- in common clinopyroxenes 429 cretions near NIilan, Ohio Vogel, W. and Skatulla, W. (Book (Hyde, Landy)... 228 review) 249 White, D. E., Hen.r, J. D. and Volkovskite ( Kondrat'eva, Os- \\hring, G. A. (Bool< review). 1821 trovsl

X-ra1' diffractometer specimens, - sheridan, D. M. and sample cups and a technique Munson, E L. Manganese- for sideward packing of (Bry- and strontium-bearingfluor- str