INDEX TO VOLUME 32 Leadingarticles are in bold face type; notes, abstractsand reviewsare in ordinary type. Only mineralsfor which definite data are given are indexed. Ahrens, L. H. Aaalyses of the mi- Birefringence-dispersion ratio as a nor constituents of pollucite. 44 diagnostic. (Winchell, Meek). .21r,336 Alterationstudies. (Ken). .. 158,202 Birks,L. S.. .. .. ..... 685 Aluminocopiapite.(Berry) 483 Bis-biphenylene,structure of; pre- Alunite (rc-raydata). 28 liminary report. (Fenimore).. 6gg Anhydrite and gypsum in Lyon Boehmitelocalities in U. S. (Allen) 195 Mountain magEetite deposit of Bohnstedt-Kupletskaya,E. M.. 373 northeastern Adirondacks. Boksputite, re-examination of. (Zimrner) 647 (Heinrich) 365 Antamokite : petzite f calaverite. 374 Bond, W. L. Stereoscopicdrawings Apoanalcite. (Oftedahl) 200 of crystal structures. 454 Art of GemCutting. (Dake, Pearl) .......6g6,6g6 Bookreview. .. .. .. 104 Boos,M.F..... ........ 196 Axelrod, J. M. with Milton, C. Bottom, V. E. Anomalousthermal Fused wood-ash stones: fair- effect in quartz oscillator- childite, buetschliite and cal- plates. 590 cite, their essential constitu- Brandenberger, E. Riintgenogra- ents... .. - 204.607 phisch-Analytische Chemie. 198 Book review. 103 Bravais symbols, simple transfor- Bacon, C. S., Jr. Applications of the mations of. (Parsons) 206 Niggli-Becke projection for Bruun, B., and Barth, T. F. W., rock analyses. 257 Stability on storageof the high Bannister,F. A... .....254,702 indexliquids of C. D. West. 92 Bariteat Pilot Knob, Missouri,oc- Buerger, M. J. Cell and symmetry currence of. (Frank, Moyni- ofpyrrhotite...... 4ll han).. 681 -- Crystal structure of cuban- Barium titanite, lattice c<.rnsrants ite.... 415 of. (de Bretteville, Levin). 686 - Relative importance of the Barnes,W. H. 684 severalfaces of a crystal... 593 Barney,E...... ..... 685 197,686 Barth, T. F. W., with Bruun, B. -- and Washken, E. Meta- Stability of high index liquids morphismofminerals ...... 296 of C. D. West . 92 Buetschliite (3KrCOs.2CaCO3. .. .195,371 6HzO).(Milton, Axelrod). .204,607 Bates, T. F. Investigation of the Burbank, W. S. Memorial of G. F, micaceous minerals in slate. 625 Loughlin. 173 Berman Memorial Laboratory. 96 Burova,T. A.. 373 Berry,L. G..... .196,201,493 Berthonite:bournonite (Thomp- Calcite in copper chloride,replace- son).. 485 ment of. (Garrels). 689 Beryl, *-ray irradiation of... 35 Calcium orthosilicate, solid phase Beryllium in pegmatites.(Watson) 94 inversionin. (Zerfoss) 676 Beyerite from Colorado, (Heinrich) 660 Calclacite. (Van Tassel) 254 7As 7M INDEX Carbonate minerals, differential Crystallographic Society of Amer- thermal analysis of. (Cuthbert, ica. 684 Rowland) .. .111, 198, 591 Crystallography,challenging prob- Carl, H. F. Quantitative mineral lems in. (Harker) 690 analysiswitharecordingr-ray Crystallography, new charts for diffraction spectrometer. 508 teaching of . (Quirke) - - . 2O7 Carobbi, G. a:rd Pieruccini, R. Cubanite, crystal strucfure of. Spectrographic analysis of (Buerger). 415 tourmalines from Elba with Cuthbert, F. L. and Rowland, R. A. correlation of color and com- Differential thermal analysis position . 121 of some carbonateminerals . 1I 1, 198 Chalcophyllite.(Berry, Steacy). 196 Chalcosideriteand turquoise.(Gra- Dake, H. C. and DeMent, J ham, Berry) .. 20t Handbook of Uranium Miner- Chapman, R. W. Crystallization als. Book Review. 698 phenomena in volcanic ejecta --and Pearl, R' M. The Art of from Kil4us4, Elawaii.... .105,197 Gem Cutting. Book Review. .. 104 Charts for correlation of optical Davis, T. 196 properties witl chemical com- D.D.T. crystallization from the position of rock-forming min- melt, kinetics of. (Gilpin) . 689 erals. (Kennedy). .. 561 DeBretteville,A' P.. 686 Childrenite, unit cell by Buerger DeMent, J. and Dake, H. C. precessionmethod. (Barnes).. 684 Handbook of Uranium Min- Chloritoid at Kalgoorlie.(Prider). 471 erals.Book Review. 698 Chondrodite and norbergiter syn- Development of the Chemical Ele- thesis of, (Rankama). 146 ments. (Efremov) Book Re- Clay minerals, thermal curves of view. '. 699 prepared mixtures. (Grim). 493 Diamond-drill core specimens, Clinohumite and associatedminer- method for polishing.(Moyd). 368 als from Dillon, Montana. Diamond, hardness variation and (Lindberg) 203 microstructure.(Slawson). '. 694 Collette, R. C., with Frondel, C. Differential thermal analysis of and Hurlbut, C. S., Jr. Syn- carbonate minerals (Cuth- thesisoftourmaline. ... .... 680 bert,Rowland)..'.' .111'198' 591 Contact metamorphic minerals in Differential thermal analysis of melting of optical glass.(Par- Siderite. (Paul F. Kerr and sons,Insley) ........ 206 J. L. Kulp. .. 678 Corundum-X-ray irradiation of . 35 Differential thermal curves of pre- Courzite. (Thugutt) 371 pared mixtures of clay miaer- Crystal faces, the relative impor- als. (Grim)' 493 tance of. @uerger). 593 Diglycine hydrobromide, structure Crystal growth from the melt, ob- of. (Barney). .. ..... 685 servationson (McCrone)..... 692 Discreditedminerals. ..... -374,485,702 Crystal growth, high temperature- Donnay, J. D' H. Hexagonal four- pressure.(Friedman)........ 689 indexsymbols 52 Crystal growth, physical,chemical - The superabundantindex in' phenomenain. (Egli, Smith). 687 the hexagonalBravais syrnbol 477 Crystallization pheromena in vol- Double-variation procedure, im- canic ejecta from Kilauea, Proved heating and circulating Hawaii.(Chapman).......105,197 systemfor.(I{urlbut). .....201,487 INDEX 705 Dunhamite.(Fairbanks) . ....372,701 Fisher,D. J.. 199 DuRietz,T...... 255 Flagstaff Mountain, near Boulder, Colo., pre-Fountain weather- Efremov, N. The Development of ing.(Wahlstrom). .. 211 the Chemical Elements. Book Fluorine distribution in rocks. review. 699 (Barth)..:.... 195 Egli,P. H... .. 687 Fluorine, geochemistry of. (Was- Eitel, W. PhysikalischeChemie der serstein) 2lr Silikate. Book review. 481 Foster, W. R, Gravity-separation Ellipsoidalstructures in glass.(Os- in powder mounts as an aid to born).. 206 tlepetrographer..... Ellis, M. W. Twinned pseudo- Frank, A. J., Moynihan, C. S. morphs after pyrite from Barite at Pilot Knob, Mo.. 68r King's Butte, GreeneCo., Mis- Fourier syntlresis,electronic meth- souri. 583 of. (Birks) 685 Ephraim's Inorganic Chemistry. Fourier synthesizer,oscillographic. (Thorne,Roberts) Bookreview 97 (Pepinsky) 693 Epidote, IICar(A1,tr'e)Al2sisOrs, Fractography. (Zapfre). 696 stfucture of. (Ito). 309 Friedman,I. I.. 689 Epiianthinite and paraschoepite, Frohbergite,FeTe:, a new member new ufanium minerals from of the marcasite group. Belgian Congo. (Schoep, Stra- (Thompson) 2t0 diot). 344 Frondel,C., Hurlbut, C. S.,Jr., and Epprecht,W...... 485 Collette, R. C. Synthesis of Ertl, T. Sodium bicarbonate from tourmaline. 680 Coloradooil shale. lI7 200 Euchroite and chalcophyllite.(Ber- Fused wood-ash stones: fairchild- ry,Steacy). .. 196 ite, buetschliite and calcite, Eudidymite (IINaBeSLOa), struc- (Milton, Axelrod). .204,607 ture of. (Ito). 442 Evans,H. T.,Jr.... ........... 687 Garrels,R. M... 689 Gem stones, r-ray irradiation of. Fahey,J.J...... ....,... 198 (Pough,Rogers). 31 Fairbairn,H. W.. 198 Gemstones,r-ray method of identi- Fairbanks,E. E. Naming of micro- fying(Gordon)...... 690 scopicoreminerals........ 701 Genesis of crystal forms and ra- ...... 372,484 tional explanationfor "law" of Fairchildite. (Milton, Axelrod). .204, 607 Bravais. (Buerger) 686 Fajans,K. Book reviews.. .97,100, 103 Geologic thermometry, liquid in- Falkenstenite.(Barth) S7l clusions 2,375 Faust,G. T...... 199 Ganella, V. 200 Book reviews .481,698 Gilpin,V... 689 Fenimore,C. P.. 688 Glass,J.J...... 201 Ferguson,R. 8... lgg Glass structure, application of crys- - FeaOr MnsOr- ZnMn2Oa - ZnF e2Oa tal chemical principles to. (Lu- System, Mineralogicalaspects kesh).. 691 of (Mason) 426 Glaucodot, unit cell of. (Ferguson) 199 Fersmite.(Bohnstedt-Kupletskaya, Goldfi eldite :tellurian tetrahedrite. Burova) 373 (Thompson) 254 Fisher, B., memorialof. (Larsen).. 369 Gordon, S. G. Preservation of speci- 706 INDEX mens of marcasite and Dvrite. 589 C. D. West, stability of. ..,....'..' 690 (Bruun, Barth). 92 Gordonite and paravauxite, rela- Holmes, R. J. with Switzer, G. Ap- tion of. (Nuffield). 205 paratus for obtaining powder- Graham,A. R.. 201 type x-ray patterns from single Graphical derivation of the refrac- crystals. 351 tive index e for the trigonal Hugo pegmatite,Keystone, S. Da- carbonates.(Loupekine). ... 502 kota, zones and replacement Graves, H. B. The Mineral Key. bodiesin. (Norton, Page). 205 (Book review) 699 Hunt, W. F. Book reviews. .253,699 Gravity-separation in powder Hurlbut, C. S,, Jr. An irnproved mounts as an aid to the pe- heating and cfuculating system trographer. (Foster). to use in double-variation Pro- Grim, R. E. Ditrerential therrnal cedure. ....201,487 curves of prepared mixtures of and Collette, R. C., with clay minerals. 493 Frondel, C. Synthesisof tour- Groutite, HMnO2, a new mineral maline. 680 of the diaspore-goethitegroup. Hutchinson, G. E.. 702 (Gruner). 654 Eutton, C. O. Detennination of Gruner, J.'W. Groutite, IfMnO2, a xenotime. l4l new mineral of the diaspore- Nickelian epsomite from goethite group. 654 NorthAuckland,NewZealand 553 Grundlagen der Stereochemie.(Nig- 702 gli) Book review. 100 Hvdrothermal alteration of the "porphyry copper" deposits. Hamburger,G...... 197 (Schwartz) 209 Handbook of Uranium Minerals. Hydrozincite,composition and unit (DeMente, Dake) Bookreview 698 cellof. (Ramsdell)... ........ 207 Haringtonite. (Wilson) 255 Harker,D...... 690 Identification and Qualitative