TNDEX TO VOLUME 46

Leading articles are in bold face type; notes, abstracts and reviews are in ordinarytype. Only minerals for which dehnite data are given are indexed.

Abdel-Gawad, A. M., and Kerr,P. tr', Urano-organic mineralassociation

ABO3 type rare earth borates, pol-ymorphism of (Levin, Roth,Martin).

Addamiano, A. Weissenberg cam-era as a powder camera.. . .

Adler, E[. H. and Puig, J. A.Thermal behavior of branner-i t e . . . .

Adler, I. (Book review) . .Advances in *-ray research. Vols.

1, 2, 3. Edited by W. M.Mueller (Book review). . .

Advances in r-ray analysis. Vol.4. Edited by W. M. Mueller(Book review)

Agrel l , S. O.Ag2Te and Ag2S, pol5rmorphism of

(Frueh)Ahrens, L. H. and Taylor, S. R.

Spectroscopic analysis (Bookreview)

Allanite and its radioactivity(Gindy)

Alling, Harold Lattimore, memo-r i a l o f ( J e n s e n ) . . . . . . . .

Alumobritholite (Kurdrina, Kud-r i n , S i d o r e n k o ) . . . . .

Alumocobaltomelane (Ginzberg,R u k a v , s h n i k o v a ) . . . . . . . .

Ames, L. L. Cation sieve proper-t ies o f open zeo l i tes . . . . .

Ammentorp, W. F., with Johnson,N. M. and Daniels, F. Ther-moluminescence measure-ments with rapid heating. . .

Amos, D. H. with Desborough,G. A. Ilvaite: a late magmat-ic occurrence in gabbro ofMissouri

Ampangabeite(discredited) . . .Amphiboles and pyroxenes, rapid

determination of compositionof (Parker)

Amphiboles, calcif erous, oxyhorn-blende, kaersutite and bar-

+02 kevikite(Wilkinson). . . . . 340Analytic classificafion and quad-

riplanar charting of analyses1030 with nine or more compo-

n e n t s ( M e r t i e ) . . . . . . . . . . 6 1 31504 Andalusite, kyanite and silliman-

nite, relative stability of.(Weill, Fyfe) rr91

1086 Anderson, B. W.. . 1516460 Andreatta, Ciro, memorial of

(Gatlitelli) 475Ankinovich, E. A.. . . 1200

462 Antlerite, x-ray data (Mrose). .. 146Aramaki, S. Sillimanite and cor-

dierite from volcanic xeno-764 [ ths ) . . 1154

1203 Arsenopyrite crystal-chemicalrelations (Morimoto, Clark). 1448

o54 Arsenothorite (Bonshtedt-Kup-letskaya) 1200

| <l ? AsBr3 immersion l iquids, stabi l i tyof (Meyrowitz and Westly. l . 761

9gS Austin, C, F. and Slawson, W. F.Isotopic analyses of single

+71 galena crystals 1132Aufunite, x-ray study of (Takano) 8I2

1514Balashov, Y. A. .

766 Ballman, A. A. Growth and prop-erties of colored quartz. . . .

I I Z O B a o t i t e ( S i m o n o v ) . . . . .Baranova, E. N.B a r i c , L . J . . . . .Barker, F. Phase relations in cor-

447 dierite-garnet-bearing Kings-man quartz monzonite andenclosing schist, New Hamp-shke. .

1509 Barkevikite (Wilkinson)770 Barth, Tom. F. W. Acceptance of

the Roebling Medal of theMineralogical Society of

892 America.

r52l

769

439466

1202467

1166340

509

1522

Bastin, J. A. and Mitchell, E. W.Light scattering from heattreated synthetic quartz 1227

Bates, R. L. Geology of industrialrocks and minerals (Book re-view)

Bauxite deposits near Weipa,Queensland, mineralogy of(Loughnan, Bayliss) 209

Bayliss, P, with Loughnan, F. C.Mineralogy of bauxite de-posits near Weipa, Queens-l a n d . . . . . .

Behier, J.Behierite (Behier)Beljankin, D. S., Iwanow, 8.W.,

Lapin, W. W. Technical pe-trography of products of re-fractories, whiteware-ceram-ics and hydraulic binders( B o o k r e v i e w ) . . .

Bel'kov, I. V. and Volkova, M. I.Benford plate (Craig)

Benjamin, B. M. with Kohn, H. W.Radiation coloration of silicaminerals.

Benstonite (Lippmanrr)Beryllosodalite (beryllium soda-

lite) (Semonov, Bykova; Slr-ensen).

Betafi te (Hogarth)Bethke, P. M. with Skinner, B. J.

Relationship between unit-cell edges and composition ofsynthetic wurtzites.

Beus, A . A . . . . .Blade, L. V. with Milton, C. and

Ingram, B. L. Kimzeyite, aZr gamet from Magnet Cove

Bloss, F. D. and Gibbs, G. V.Nomograms for determining20 from precession photo-g r a p h s . . . . . . .

- Indexed powder diffrac-t ion data for scapoli te. . . .

Boleslavite (HaranczyktBollin, E. M. and Kerr, P. F. Dif-

ferential thermal pyrosyn-thesis. . 823

Boltwoodite, an alkali uranyl sili-

INDEX TO VOLUME 16

218t5t7

24r15 19

1382244

533

26

1493r517

cate, new data on (Honea) 12Bonshtedt-Kupletskaya, E. M. 1200Bornite from Cheshire (Howie) 458Bornite, polymorphism in (Mori-

moyo, Kullerud) .. . 1270Borodin, L. S.. 465Borovskii, I. B.. 464Bovenkerk, H. P. Morphology and

physical characteristics ofsyn the t icd iamond. . . .

Brad ford , E . F . . . .Brannerite, thermal behavior of

(Adler, Puig) 1096Brindley, G.

'W. Reaction series,

gibbsite-chialumina-kappaalumina-corundum. II . . . . 1187

- and Choe, J. O. Reactionseries gibbsite-chi alumina-kappa alumina 771

and DeKimpe, C. Identifi-cation of clay minerals bysingle crystal electron diffrac-tion 1005

with De Kimpe, C. andGastuche, M. C. Ionic coor-dination in alumino-silicicgels in relation to clay min-eral formation. l27O

- with Hoffmann, R. W.Adsorption of ethylene glycoland glycerol by montmoril-lonite 450

-- and Kurtossy, S, S. Quan-titative determination of kao-linite by r-ray diffraction. . . 1205

Broch, O. A. Identification of pot-ash feldspar, plagioclase andqtartz lor quantitative thin-sec t ionana lys is . . . . 752

Buckley, Harold Eugene, memo-rial of (Deer) 481

Buerger, M. J. with Prewitt, C. T.Crystal structure of cahnite 1077

Crystal-structure analysis(Book review) 461

Bii l temann, H. W.. . 465Bu lakh, A . G. . . 1202Buryktalskite (Ginzberg, Ruka-

vishnikova, Nikitin) 766Bykova, A . V . 241,465,1515

235

952768

209767767

2351004

7 < 7

INDEX TO VOLUME 46 t523

748l .) _t o

1448

719

1

r370

l A A

1005

766

Cahnite, crystal structure of (Pre-witt, Buerger) 1077

Calciostrontianite (Mitchell,Pharr) 193

Calzirtite (Zdorik, Sidorenko, By-kova; Pyatenko, Pudovkina) 1515

Cameron, E. N. and Threadgold,I. N. Vulcanite, a new coppertelluride from Colorado 258

Ca-Mg carbonates, lattice con-stants of (Goldsmith, Graf,Heard) . . 453

Carbocernaite (Bulakh, Kon-rat'eva, Baranova) 1202

Cation sieve properties of openzeolites (Ames) 1120

Celestite and calciostrontianitefrom Virginia (Mitchell,Pharr) 189

Chakravarty, P. S. Sheared il-menite in a qtartz vein. . . 969

Chalcedony, origin and synthesisof (White, Corwin) . . l l2

Chalcokyanite series (Rentzperis) 1503Chalcokyanite series (Strunz) 758Chao, E. C. T., Evans, H. T. Skin-

ner, B. J., Milton, C. Neigh-borite, NaMgF3l {l tr€w firirr-eral from the Green Riverformation in Utah . . 379

with Mrose, M. E., Fahey,J. J. ancl Milton, C. Norse-thite, BaMg(CO3)2, a newmineral from the Green Riverformation in Wyoming 420

Chemical composition of rocks,estimation of (Heier) . 728

Chodos, A. A, with Doe, B. R.,Rose, A. W. and Godijn, E.Determination of iron insphalerite by x-ray fluores-cence 1056

and Engel, C. G. Fluores-cent x-ray spectrographicanalysis of amphibolite rocks 120

Choe, J. O. with Brindley, G. W.Reaction series gibbsite-chialumina-kappa alumina 771

Christ, C. L. (Book review) 460Christophe-Michel-Levy, M. 1520

Chrysotile fiber, synthetic, growthof (Yang)

Clar ingbu l l , G. F .Clark, L. A. with Morimoto, N.

Arsenopyrite crystal-chemi-cal relations

Clark, G. W. with Kopp, O. C. andHarris, L. A. Hydrothermalconversion of muscovite tokalsilite and an iron-rich mica

Clausthalite, D. T. A. of (Dunne,Kerr)

Clay mineral formation, ionic co-ordination in alumino-silicicgels in relation to (DeKimpe,Gastuche, Brindley)

Clay minerals, density separationof, in thallous formate solu-t i o n s ( K i t t r i c k ) . . .

Clay minerals, identification bysingle crystal electron diffrac-tion (Brindley, DeKimpe) ..

Cobaltomelane, cryptonickelme-lane (Ginzberg, Rukavishni-kova, N ik i t in )

Coesite and kyanite, formation of,from pyrophyllite at veryhigh pressures and high tem-peratlrres (Giardini, Kohn,Eckart, Tydings)

Colburn, Burnham Standish, me-morial of (Schaller)

Cole, W. F. and Rowland, N. M.Abnormal effect in D.T.A. ofclay minerals.. . .

Corrensite (Vivaldi, MacEwan). .Corwin, J. F. with White, J. F.

Synthesis and origin of chal-cedony . . .

C o x , K . C . .Craig, D B. 'I'he Benford plateCrestmore, past and present

(Murdoch) . .Crook, K. A. W, Vein minerals

from New South'Wales . .Cryptonickelmelane (Ginzberg,

l{rrkavish rr ikova )Crystal-structure analysis (Buer-

ger) (Book review)Cuspidine, occurrence of, in phos-

976

112766757

485

304769

245

r0r7

/oo

461

r524 TNDEX TO VOLUME 46

phorous furnace slag (Wilson,

Leary) . 759cuttitta, F. with Hickling, N.

and Meyrowitz, R. N,N-di-methylforamide, a new dil-uent for bromoform used asa heavy liquid . 1502

Dachiardite (Gottardi) 769Daniels, F. wi th Johnson, N. M.

Ammentorp, W. F. Thermo-luminescence measurementswith rapid heating. 447

Davidite, x-ray crystallographyof (Pabst) 700

D a v i s , R . J . . . . . . 1 5 1 6Deer, W. A. Memorial of Harold

Eugene Buckley. 481464Deev, A. N.

DeKimpe, C. with Brindley, G.'W.Idenffication of clay min-rals by single crystal electrondiffraction 1005

Gastuche, M, C. andBrindley, G. W. Ionic coordi-nation in alumino-silicic gelsin relation to clay mineralformation. 1370

Delatorreite (discredited) . . .. 467Deltaite (discredited) 467Denning, R. M. Lamellar struc-

ture in a type I diamond .. . 740- (Book reviews) . .240,1512DeNoyer, J. (Book review). . . 461Desborough, G. A. and Amos,

D. H. Ilvaite: a late mag-matic occurrence in gabbroin Missouri. 1509

Deweylite, new data on (Lapham) 168Diamond, synthetic, morphology

and physical characteristicso f ( B o v e n k e r k ) . . . . . . . . 9 5 2

Dielectric behavior of rocks andminerals (Howell, Liscastro) 269

Differential thermal analysis ofclay minerals, abnormaleffect in (Cole, Rowland). . . 304

Differential thermal analysis ofgalena and clausthalite(Dunne, Kerr). . I

Differential thermal analysis ofshattuckite (Sun). . 67

Differential thermal pyrosynthe-sis @ollin, Kerr). . 823

Diffractometer mount for smallsamples (Gude, Hathaway) . 993

Diffractometer patterns of A.P.I.reference clay minerals(Molloy, Kerr) . 583

Dillnite and its relation to zunyite(Konta, MrAz) . 629,1519

Discredited minerals (Fleischer). . 467.76e.1520

Doe, B. R., Chodos, A. A., Rose,A, W. and Godijn, E. Deter-mination of iron in sphaleriteby x-ray fluorescence 1056

Dolerophanite , x-ray data (Mrose) 148Droven ik , M. . . . . . 465Dufresne, E. R. . 1513Dunne, J. A. and Kerr, P. F.

D.T.A. of galena and claus- -.thalite. I

Eckart, D. W. with Giardini,A. A. Kohn, J. A. and Ty-dings, J. E. Formation of coe-site and kyanite from pyro-phyllite at very high pressuresand high temperatures 976

Edwards, Austin Burton, me-morial of (Stillwelt). . . 489

Eitel, W. (Book review) 235Ekanite (Anderson, Claringbull,

Davis. Hi l l ) 1516E l b e r t y , W . T . . . . . 4 6 7Elements of crystallography and

mineralogy (Wade, Mattox)( B o o k r e v i e w ) . . . . . .

Elizavetinskite (Mikheev,1001

Ginz-burg)

Ellwei leri te (Bultemann)Engel, C. G. with Chodos, A. A.

Fluorescent r-ray spectro-graphic analyses of amphib-olite rocks

Erd, R. C., McAllister, J. F. andVlisidis, A. C. Nobleite, anew hydrated calcium borate 560

Er ra ta . .459,763,1000

l o t

40J

t20

Eskeborni t e (Tischendorf)

Eskolaite, Cr2O3, morphology(Tennysorr)

Euclase in greisen pipes and asso-ciated deposits, Park Co.,C o l o r a d o ( S h a r p ) . . . .

Evans, II. T. Jr. with Chao,E. C. T., Skinner, B. J. andMilton, C. Neighborite,NaMgF3, a new mineral fromthe Green River formation inUtah. . .

Expandable chloritic clay mineralsfrom Upper Mississipiancarbonate rocks of the Cum-berland Plateau in Tennessee(Peterson)

Fahey, J. J. with Mrose, M. E.,Chao, E. C. T. and Milton,C. Norsethite, BaMg (CO:)2,a ne\il mineral from theGreen River formation inWyoming

Fanale, F. and Kulp, J. L. Heliumin limestone and marble . . .

Farquahar, R. M. with Russell,R. D. Lead isotopes irr ge-ology (Book review)

Farringtonite (Dufresne, Roy).Fayalite-bearing pegmatite, Bur-

net Co., Texas (King)(Fe,Ni)zS (Stumpfl)Fergusonite, alpha and beta

(Gorshevskaya, Sidorenko,Smorchkov)

Fischer, 8.. .Fischer, W. Gesteins- und Lager-

st?ittenbildung im Wandelder Wissenschaftlichen An-schauung (Book review) . . .

Fleischer, M. Ten more years ofnew mineral names

Fluorescent x-ray spectrographicanalysis of amphibolite rocks(Chodos, Engel).

Fournier, R, O. with Morey,G. W. Decomposition of mi-crocline, albite and nephe-line in hot water. .

INDEX TO VOLUME 46

467 Frenzel , G.. . .

Freudenbergite (Frenzel)

998 Frondel, C. Systematic mineral-

ogy of uranium and thorium(Book review)

1 505Frueh, A. J., Jr. Use of zone

theory in Problems of sulfide

mineralogy. III. PolYmorPh-

ism of AgzTe and AgrS

Fyfe, W. S. and Wei l l , D. F. Rela-

379 tive stability of andalusite,

kyanite and sillimanite. . .

Fynchenite (Bonshtedt-Kuplet-

t245

skaya)

Gajite (discredited). .Galena and clausthalite' D. T. A.

of (Dunne, Kerr) . . .Gallitelli, Paolo. Memorial of

Ciro AndreattaGarronite (Walker)

Gastuche, M. C. with DeKimPe'C. and Brindley, G, W. Ioniccoordination in alumino-sili-cic gels in relation to clayminera l fo rmat ion . . . . .

Gay, P. and LeMaitre. Some ob-servations on "iddingsite"

r370

92t203

Gedrite from Oxford Co., Maine( M i l t o n , I t o ) . . . 7 3 4

Gelatin mounts for mineral grains

0 e f f r i e s ) . . . 4 5 8

Genkin, A. D. . . 464

Geologie und Bodenschatze Afri-

kas. (Krenkel) (Book review) 1001

Geolog-v of industrial rocks amd

rrinerals. (Bates) (Book re-

v i ew) . . 235

Gesteins- und Lagerst?ittenbil-

dung im Wandel der Wis-

senschaftlichen Anschauung(Fischer) (Bookreview) . . . . 1003

Geversite (Stumpfl) 1518

Giardin i , A. A. , Kohn, J. A. , Eck-

art, D. W. and Tydings,

J. E. Format ion of coesi te

and kyanite from pyrophyl-

of

1525

/ o J

765

238r20+

654

119l

1200

+o,

1

+ l J

466

420

155

/ 0 4

1 5 1 3

7471 5 1 8

l . ) ro

r520

1003

463

120

688

I J Z O INDEX TO VOLUME 46

lite at very high pressnresand high temperatures 976

Gibbs, G. V. with Bloss, F. D.Nomograms for determining20 from precession photo-graphs 26

and Bloss, F. D. Indexedpowder diffraction data forscapolite . . 1+93

Gibbsite-chi alumina-kappa alu-mina reaction series (Brind-ley, Choe) 771

Gibbsite vermiforms in the Pen-sauken formation of NewJersey(Lodd ing) . . . . 394

G i l l b e r g , M . . . . . . . . . 7 6 5Gindy, A. R. Allanite and its

rad ioac t iv i t y . . . . . 985Ginzburg , L I . 766,767Gladovskii, A. K.. 243Glauconite, factors concerning

nature and origin of (Hower) 313Gleason, S. Ultraviolet guide to

minerals (Book review) . 238Godijn, E., with Doe, B. R.

Chodos, A. A. and Rose,A.

'W. Determination of iron

in sphalerite by x-ray fluo-escence 1056

Goldich, S. S. with Whelan, J. A.New data for hisingerite andneotocite l+lz

Goldsmith, J. R., Graf, D. L. andHeard, H. C. Lattice con-stants of Ca-Mg carbonates 453

Goldsmith, J. R. Presentation ofthe 1960 Mineralogical So-ciety of America Award toD o n a l d L . G r a f . . . 5 1 1

Grrshevskaya, S. A. 1516G c t t a r d i , G . . . . 7 6 9Gour6ite (: Narsarsukite) (J616-

mine, Christophe-Michel-L e v y ) . . . . . . t S 2 0

Graf, D. L. Acceptance of the1960 Mineralogical Societyof America Award . 513

Crystallographic tables forthe rhornbohedral carbon-ates 1283

--- with Goldsmith, J. R. andHeard, H. C. Latt i t 'e con-stants of the Ca-Mg carbon-ates 453

Graf, R. B, with Wahl, F. M. andGrim, R. E. Phase transfor-mations in silica as examinedby continuous x-ray diffrac-tion 196

Phase transformations inSiOr-AlrO3 mixtures by con-tinuous r-ray diffraction .. 1064

Greenberg, S. S. 467Grim, R. E. with Wahl, F. M. and

Graf, R, B. Phase transfor-mations in silica as examinedby continuous x-ray difftac-t ion . . . 196

Phase transformations inSiOr-Al3Oj mixtures by con-tinuous r-ray diffraction. 1064

and Kulbicki, G. Mont-morillonite: high tempera-ture reactions and classifica-tion 1329

Cross, E. B. (Book reviews) . 764, 1512Gude, A. J. and Hathaway, J. C.

Diffractometer mount forsma l l samp les . .

Gutsevi t 'h i te (Ankinovich. l .Gyrolite and reyerite (Meyer,

Jaunarajs)

9931200

913

Hak, J. with Johan, Z. Novakite,a new mineral 885

Hale, W. E. Memorial of GrahamStewartMacKenzie .. 501

Halotrichite and rnelanterite, de-composition of pyritized car-bonaceous shale to (Sclar) . . 754

Haranczyk, C., 1517Ilarris, L. A. with Kopp, O. C.

and Clark, G. W. Hydrother-mal conversion of muscoviteto kalsilite and an iron-richmica 7l9

Hathaway, J. C. with Gude, A. J.Diffractometer mount forsmall samples

Hausen , D . M . .9934()+

bonatesHeier, K. S.

chemical

4 J J

Estimation of thecomposition of

INDEX TO

Hawes, L. Direct determination ofhexagonal lattice parameters 763

Heard, H. C. with Goldsmith,

J. R. and Graf, D. L. Latticeconstants of the Ca-Mg car-

VOLUME 46

Howie , R. A . . . . .Hsianghualite (Beus)Hurlbut, C. S., Jr. Tephroite from

Franklin, N. J.. .Hydronium jarosite (Kubisz)Hydrothermal conversion of mus-

covite to kalsilite and aniron-rich mica (Kopp, Harris,Clark). .

ttlddingsite,tt some observationson (Gay, LeMaitre)

Ilmenite, sheared, it a qtafizve in (Chakravar ty ) . . . . . . . .

Ilvaite: a late magmatic occur-rence in gabbro of Missouri(Desborough, Amos). . . . .

Imbibometry, a new method forinvestigation of clays (Konta)

Tngham, F . T . . .Ingram, B. L. with Milton, C. and

Blade, L. Y, Kirnzeyite, a Zrgarnet from Magnet Cove . .

Innelite (Balashov, Turanskaya)Interpretation oI x-ray diffraction

photographs (Henry, Lipson,Wooster) (Book review)

Ionic coordhation in alumino-silicic gels in relation to claymineral f ormation (DeKimpe,Gastuche, Brindley)

Iron in sphalerite, determinationof, by x-ray fluorescence(Doe, Chodos, Rose, Godijn)

Isomorphous substitution and in-fra-red spectra of layer lat-tice silicates (Stubidan, Roy)

Isotopic analyses of single galenacrystals: A clue to history ofdeposition (Austin, Slawson)

Ito, J. with Milton, D. J. Gedritefrom Oxford Co., Maine. . .

lwanow, B. W., Bel jankin, D. S. ,Lapin, W. W. Technical pe-

trography of products of re-fractories, whiteware-ceram-ics and hydraulic binders(Book review) . .

1527

458244

5492+3

719

92

969

1509

289768

533769

t 5 t 2

rocksHeinrich, E. Wm. Memorial of

John Tipton Lonsdale. . . ... 497Book reviews. . . . .237, 238, 1001and Levhson, A. A. Car-

bonatic niobium-rare earthdeposits, Ravalli, Co., Mon-tana 1424

Helium in limestone and marble(Fana le , Ku lp ) . . . . . . 155

Henry, N. M. F., Lipson, H. andWooster, W. A. Interpreta-tion of x-(ay diffractionphotographs (Book review) . 1512

Henwoodite ( : turquoise)(Fischer) l52O

Hexagonal lattice parameters, di-rect determination of (Hawes) 763

Hexastannite (Ramdohr) 1204Hickling, N., Cuttitta, F. and

Meyrowitz, R. N,N-di-methylforamide, a new dilu-ent for bromoform used as aheavy liquid.

H i i l , D . K . . . .Hisingerite and neotocite, new

data for (Whelan, Goldich).H je lm i t e (Ma t i as )

Hoffmann, R. W. and Brindley,G. W. Adsorption of ethyleneglycol and glycerol by mont-

150215 16

t 4 t 21520

morillonite. . . 450Hogarth, D. D. 1519Honea, R. M, New data on bolt-

woodite, an alkali uranylsilicate.

Howell, B, F., Jr. and Licastro,P. H. Dielectric behavior ofrocks and minerals.

Hower, J. Some factors concern-ing the nafure and origin ofglauconite.

728

1370

1056

32

l t 3 2

/ J +

1 5 1 5I2

269

313 235

1528

Jaffe, H. 'W.,

Groeneveld,W. O.J.and Selchow, D. H.Manganoan cumrningtonitefrom Nsuta, Ghana

Jaunarajs, K. L. with Meyer,J. W. Gyrolite and reyerite

Jensen, David E. Memorial ofHarold Lattimore Alling. . . .

Jdr6mine, E.lohan, Z. and Hak, J. Novakite,

a new mineral

INDEX TO VOLUME 46

Johnson, M. M. , Ammentorp ,W. F. and Daniels, F. Thermo-

luminescence measurementswith rapid heating. 447

Kaersutite (Wilkinson) 340Kaolinite, monoclinic, from Yugo-

slavia (Krstanovi6, Rado-5evi6). 1198

Kaolinite, quantitative determina-tion of, by x-ray diffraction(Br ind ley , Kur tossy) . . . . . . . 1205

Kaolin minerals, lattice expansionof, with potassium acetate(Wada) 78

Kapitonova, T. A. 465Karooite (Von Knorring, Cox). . 766Katsura, T. and Kushiro, I.

Titanomaghemite in igneousrocks . 134

Kazakova, M. E.. . 1202Kennedyite, karooite (Von Knor-

ring, Cox) 766Kerr, P, F. with Abdel-Gawad,

A. M. Urano-organic mineralassociation. 402

with Bollin, E. M. Dif-ferential thermal pyrosynthe-s i s . . . . . 8 2 3

with Dunne, J. A. Dif-ferential thermal analysis ofgalena and clausthal i te. . . . . 1

with Molloy, M. Ii'. Dif-fractometer patterns ofA.P.I. reference clay min-erals. . . 583

Kilchoanite (Agrell, Guy). . . . . . 1203Kimzeyite, a Zr garnet from

Magnet Cove (Milton, Ing-ram, Blade). 533

King, E. A. Jr. Fayalite-bearingpegmatite, Burnet Co., Texas 747

Kittrick, J. A. Density separationof clay minerals in thallousformate solutions 744

Kneller, W. A. (Book review). . . 238Kohn, H. VI. and Benjamin,

B. M. Radiation colorationof silica minerals. 218

Kohn, J. A. with Giardini, A. A.,Eckart, D. W. and Tydings,

J. E. Formation of coesiteand kyanite from pyrophyl-lite at very high pressuresand high temperatures .. . 976

Kondrat'eva, V. V. . 1202Konta, J. Imbibometry, a new

method for the investigationof clays 289

- and Mraz, L. Dillnite andits relat ion to zunyite. . . .629,1519

Kopp, O. C., Ilarris, L. A. andClark, G.

'W. Hydrothermal

conversion of muscovite tokalsilite and an iron-richmica. . . 719

Kordes, E. Optische Daten zurBestimmung anorganischerSubstanzen mit den Polari-sations-Mikroskop (Book re-view) 237

K o u t e k i t e ( J o h a n ) . . . . . + 6 7Krenkel, E. Geologie und Boden-

schetze Afrikas (Book re-view) 1001

Krstanovi6, I. and Rado5evi6, S.Monoclinic kaolinite fromYugoslavia. 1198

Kudrin, V. S. 1514Kudr ina , M. A . . . 1514Kubisz, J. . .2+2,243Kulbicki, G with Grim, R. E.

Montmorillonite: high tem-perature reactions and classi-fication. 1329

Kullerud, G. with Morimoto, M.Polymorphism in bornite 1270

Kulp, J. L. with Fanale, F. Helium

642

9 1 3

+ l I

1520

885467

in limestone and marble 155Kurtossy, S. S. with Brindley,

G. VI. Quantitative determi-nation of kaolinite by x-raydiffraction 1205

Kuo, C.. 1200Kushiro, I. with Katsura, T.

Titanomaghemite in igneousrocks.. L34

Lamellar structure in a tvoe I

TNDEX TO VOLUME 46

. 740235

on

t529

currence ot saponlte nearSilver Bay, Minnesota 430

Levin, E. M., Roth, R. S. andMartin, J. B. Polymorphismof ABO3 type rare earthborates. 1030

Levinson, A. A. Poorly crystal-lized, low barium, psilomel-ane-type mineral 355

__ with Heinrich, E. w. car-bonatic niobium-rare earthdeposits, Ravalli Co,, Mon-tana. 1424

269

d i a m o n d ( D e n n i n g ) . . . .Landes, K. K. (Book review).Lapham, D. M. New data Licastro, P. H. with Howell'

B. F. Dielectric behavior ofrocks and minerals.

Liebhafsky, H. S., Pfeiffer, H. G.,Winsloe, E. H. and Zemany,P. D. X-ray absorption andemission in analytical chem-istry (Book review)

L ippmann, F .Lipson, H. with Henry, N. M. F.

and Woosler, W. A. Inter-pretation of n-ray diffractionphotographs (Book review)

L o b a n o v a , V . V . . . . . . .Lodding, W. Gibbsite vermiforms

in the Pensauken formationo f N e w J e r s e y . . . . .

Lonsdale, John Tipton, memorialof tHeinrich)

Lo:rghnan, F. C. and Bayliss, P.Mineralogy of baurite de-posits near Weipa, Queens-land

Ludwigite, aluminian, from Crest-more, California, compositionof (Schaller, Vl isidis) . . . . .

Lueshite (Safriannikoff)

deweylite. 168Lapin, W. W., Bel jankin, D. S.,

Iwanow, B. W. Technical pe-trography of products of re-fractories, whiteware-ceram-ics and hydraulic binders(Book review) 235

Lattice expansion of kaolin min-erals by treatment with po-tassium acetate (Wada) .. . . 78

Lauder, W. R. Reaction of crystalstructures and reaction fab-r i c . . . . 1 3 1 7

Lawsonite, synthetic, lal t ice con-stants of (Pistorius) 982

Layer lattice silicates, isomor-phous substitution and infra-red spectra of (Stubican,R o y ) . . . 3 2

Lazarevieite (Sclar, Drovenik). . 465Lead-alpha age measurements,

new results from (Stern,R o s e ) . . . . 6 0 6

Lead isotopes in geology (Russell,Farquahar) (Book review) 764

Leary, J. K. with Wilson, A. Oc-currence of cuspidine in phos-phorous furnace slag. 759

LeMaitre, R. W. and Gay, P.Some observations on "id-dingsitet' 92

Leonard, B. F. and Vlisidis, A. C.Vonsenite at the Jayvillemagnetite deposit, St. Law-rence Co. N. Y... 786

Lepp, H. with Whelan, J. A. Oc-

MacChesney, J. B. and Muan'A. Phase equilibria in thesystem iron oxide-titaniumox ide . . 572

MacEwan, D. M. C. 769MacKenzie, Graham Stewart,

memorial of (Ilale) 501Magnesium (:magnesian) szo'

molnokite (Kubisz) 243

460r 5 l /

t512768

394

497

209

.'J J

1004

1530

Magnetic susceptibility as a meas-ure of total Fe plus Mnin ferromagnesian silicates(Vernon).

Nlandarino, J. A.Manganoan cummingtonite, first

U. S. occurrence of (Segeler)Manganoan cummingtonite from

Nsuta, Ghana (Jaffe, Groen-veld, Selchow)

Marchukova, I . D.Martin, J. B. with Levin, E. M.

and Roth, R. S. Polymorph-ism of ABOg type rare earthborates. . .

Martinez, E. Effect of particlesize on thermal properties ofserpent 'ne,

Mason, B. Trap rock minerals ofNew Jersey (Book review). .

Matias, V. V.Mattox, R. B. with Wade, F. A.

Elements of crystallographyand mineralogy (Book re-v i e w ) . . . . .

McAllister, J. F. with Erd, R. C.and Vlisidis, A. C. Nobleite,a new hydrated calciumborate. . . .

McDougall, I. Optical and chemi-cal studies of pyroxenes ina differentiated Tasmaniandoleri te.. . . .

Meijer, W. O. J. G., with Jaffe,H. W., Selchow, D. H. Man-ganoan cummingtonite fromNsuta, Ghana. . . .

Mertie, J. B. Jr. Analytic classi-fication and quadriplanarcharting of analyses withnine or more components. . .

Metaschoderite (Hausen). . . .Methods and techniques in geo-

physics. Vol. 1. Edited byS. K. Runcorn (Book review)

Methods in geochemistry. Editedby A. A. Smales and L. R.Wager (Book review) . .

Meyer, J. W. and Jaunarjs, K. L.

INDEX TO VOLUME 46

Gyrolite and reyerite .. 913Meyrowitz, R. with Hickling, N.

and Cuttitta, F. N.N-di-ll4l methyl-dimethylforamide, al20l new diluent for bromoform

used as a heavy l iquid .. . 1502637 and Westly, H. Stability

of AsBrs immersion liquidsduring storage 761

6+2 Microcline, albite and nepheline,464 decomposition of, in hot wa-

ter (Morey, Fournier) . . 688Microspectrochemical analysis of

minerals (Waring, Worthing,1 0 3 0 W e e k s ) . . 1 1 7 7

Mikheev, V. L. 767

901Milton, C,, Ingram, B. L. and

Blade, L. Y. Kimzeyrte, a Ztgarnet from Magnet Cove . . 533

764 with Chao, E. C. T., Evans,769 H. T. and Skinner, B. J.

. . . 1 5 1 4 , 1 5 2 0 Neighborite, NaMgF3, a newmineral from the GreenRiver formation in Utah .. .. 379

with Mrose, M. E., Chao,E. C. T. antl Fahey, J. J.Norsethite, BaMg(CO3)r, aaew mineral from the GreenRiver formation in Wyoming +20

1001

613464

560 -- (Book review). 1003Milton, D. J. and Ito, J. Gedrite

from Oxford Co., Maine. 734Mineral separation method, using

661 hydrofluoricacid (Neuerburg) 1498Mineralogical Society of America

Award, acceptance of (Graf). 513Mineralogical Society of America

642 Award, presentation to Don-ald L. Graf (Goldsmith) 511

Mineralogy and petrology of thesystem AlrO3-SiOr-HrO inpyrophyllite deposits of NorthCarolina (Zen).

Mitchell, E. W. with Bastin, J. A.Light scattering from heat

52

1891001

461 treated synthetic qlartz ... . 1227Mitchell, R. S. and Pharr, R. F.

Celestite and calciostrontia-460 nite from Virginia . .

- (Book review)

INDEX TO VOLUMD 116 1531

Moleva, V. A. 241Molloy, M.

'W. and Kerr, P. F.

Diffractometer patterns ofA.P.I. reference clay min-erals. . 583

Montmorillonite, adsorption ofethylene glycol and glycerolby (Hoffman, Brindley) 450

Montmorillonite: high tempera-ture reactions and classifica-tion (Grim, Kulbicki) 1329

Morey, G. W. antl Fournier, R. O.Decomposition of microcline,albite and nephelire in hotwater. 688

Morimoto, N. and Clark, L. A,Arsenopyrite crystal-chemi-cal reactions 1448

-- and Kullerud, G. Poly-morphism in bornite . . 1270

Mraz, L. with Konta, J. Dillniteand its relation to zunyite 629, 1519

Mrose, M. E., Chao, E. C. T.,Fahey, J, J. and Milton, C.Norsethite, BaMg(CO3)r, anew mineral from the GreenRiver formation in Wyoming 420

-- Vernadskite discredited:pseudomorphs of antleriteafter dolerophanite 146

Muan, A. with MacChesney,J. B. Phase equilibria in thesystem iron oxide-titaniumox ide . . 572

-- and Somiya, S. Phaseequilibria at liquidus tem-peratlrres in the systemiron oxide-manganese oxide-silica. 36+

Murdoch, J. Crestmore, past andpresent 245

Nakhla, F. M. Polianite pseudo-morphs. 96+

Namaqualite (discredited) 769Natrolite from Somerset Co., N.

J e r s e y ( S i n k a n k a s ) . . . . . . 1 1 9 5Neighborite, NaMgF3, a new

mineral from the GreenRiver formation in Utah

(Chao, Evans, Skinner andMilton) . . 379

Neotocite and hisingerite, newdata for (Whelan, Goldich) 1412

Nepheline-albitesystem(Saha) 859Neuerburg, G. J. A method of

mineral separation using hy-drofluoric acid 1498

New minerals, five unnamed(Mandarino, Wil l iams). I20l

New Nlineral names (Fleischer)24r, 464, 765, 1004, 1200, 1513

New mineral data (Fleischer) . . ..244, 466, 7 69 , r5l9

Nickelemelar-re, nickel-cobaltomel-ane (Ginzberg, Rukavishni-kova) 766

Nikit in, K. K. 767Niobium-rare earth deposits, car-

bonatic, Ravalli Co., Mon-tana (Heinrich, Levinson) 1424

Niobozirconolite (Borodin, By-kova, Kapitonova, Pyatenko) 465

N,N-dimethylforamide, a newdiluent for bromoform used asa heavy liquid (Hickling, Cut-t i t ta,Meyrowitz) . . 1502

Nobleite, a new hydrated cal-cium borate (Erd, McAllister,Vlisidis) 560

Nomograms for determining 2 0from precession photographs(Bloss, Gibbs) 26

Norsethite, BaMg(CO3)r, a newmineral from the Green Riverformation, Wyoming (Mrose,Chao, Fahey, Milton) 420

Novakite, a new mineral (Johan,Hak). 885

Olsen, E. J. Six-layer orthohexa-gonal serpentine from theLabrador trough. 43+

Optical crystallography (Wahl-strom) (Book review) 240

Opt ische Da len zur Bes t immurrganorganischer Substanzer mitden Polarisations-Mikroskop.(Kordes) (Book review) . , 237

Organova, N. I. 24I

r532 INDEX TO VOLUME 46

Orientite from Oriente Province.Cuba, optical orientation of,and x-ray data (Sclar) 226

Orthopinakiol i te(Randmets) . . . 768Oxyhornb lende(Wi lk inson) . . . . 340

Pabst, A. X-ray crystallographyof davidite 700

Parker, R. B. Rapid determinationof composition of amphibolesand pyroxenes 892

Paulite (Biiltemann) 465P e a c o c k M e m o r i a l P r i z e . . . . . . . 4 5 8Per i te (Gi l lberc ) . . 765Perthites, explanation of strain

and orientation effects in(Smith) 1489

Peterson, M. N. A. Expandablechloritic clay minerals fromUpper Mississippian carbo-nate rocks of the CumberlandPlateau in Tennessee. . . . . . 1245

Pfeiffer, H. S. with Liebhafsky,H. S.. Winsloe. E. H. andZemary, P. D. X-ray absorp-tion and emission in analytical chemistry (Book review) 460

Pharr, R. F. with Mitchell, R. S.Celestite and calciostrontia-nite from Virginia 189

Phase equilibria in the systemiron oxide-manganese oxide-silica in air at liquidus tem-peratures (Muan, S6miya) 364

Phase equilibira in the systemiron oxide-titanium oxide(MacChesney, Muan). . . . . 572

Phase relations in cordierite-gar-net-bearing Kingsman quartzmonzonite and enclosings c h i s t ( B a r k e r ) . . . . . . . . . . . 1 1 6 6

Phase transformations in silica asexamined by continuous x-ray diffraction (Wahl, Grim,Graf)

Phase transformation in SiOr-AlzO: mixtures by continuousx-ray diffraction (Wahl,Grim, Graf). 1064

Photoelastic effects in qtarlz and

feldspars (Ramberg) . . . . . 934Pistorius, C. W. F. T. Latt ice corr-

stants of synthetic lawsonite 982Plagioclase, polysynthetic twin-

ning in (Vance) 1097Plagioclase twins in sections nor-

mal to the composition plane,recognition of (Tobi). . . 1470

Polianite pseudomorphs (Nakhla) 964Prewitt, C. T. and Buerger, M. J.

Crystal structure of cahnite 1077Proceedings of the 41st annual

meeting of the MineralogicalSociety of America. . . 516

Psilomelane-type mineral, poorlycrystallized, low barium(Levinson) 355

Pt and Pd minerals, unnamed(Borovskii, Deev, Marchu-kova) (S tumpf l ) . . . . .464 , 1518

Pudovkina, Z. V. 1515Puig, J. A. with Adler, H. H'

Thermal behavior of bran-nerite 1086

Pyatenko, Y. A. . .465, 1515Pyroxenes in a differentiated

Tasmanian dolerite, opticalard chemical studies of (Mc-D o u g a l l ) . . . . . 6 6 1

Quantitative thin section analy-sis, identification of potashfeldspar, plagioclase andquartz for (Broch) 752

Quartz, colored, growth and proP-erties of (Ballman) 439

Radiation coloration of silica min-erals (Koha, Benjamin) ... . 218

Rado5evi6, S. with Krstanovi6, I.Monoclinic kaolinite fromYugoslavia 1198

Ramberg, H. Photoelastic effectsi n q u a r t z a n d f e l d s P a r s . . . . . 9 3 4

Ramsdell, L. S. (Book review). . . 461R a m d o h r , P . . . . . . 1 2 0 4Randmets, R. . . 768Rare earth borates, ABOa tYPe'

pol5'morphism of (Levin'Roth, Martin) 1030

196

INDEX TO VOLUME 46 1533

/ o+

1004859

430

t+93

485

.t.t J

4641 5 1 9

754

Rare-earth calcium phosphate-silicate, unnamed (Bel'kov,Volkova) 1004

Reaction of crystal structures andreaction fabric (Lauder) 1317

Reaction series gibbsite-chi alu-mina-kappa alumina (Brind-ley, Choe) 771

Reaction series, gibbsite-chi alu-mina-kappa alumina-corun-dum. I I (Br ind ley) . . . . 1187

Redledgeite (Strunz) l20lRentzperies, P. J. The chalcokya-

nite series. 1502Reyerite and gyrolite (Meyer,

Jaunarajs) 913Rezhikite (Soboleva, Sobelev). . . 2++Rhombohedral carbonates, crys-

tallographic tables for (Graf) 1283Roebling Medal of the Minera-

logical Society of AmericaAcceptance of (Barth). . . 509

Roebling Medal, presentation toTom. F. W. Barth (Tunell) 505

Rose, A. VI. with Doe, B. R.,Chodos, A. A. and Godijn, E,Determination of iron insphalerite by x-ray fluores-cence. . 1056

Rose, H. J. Jr. with Stern, T. W.New results from lead-alphaagemeasurements . . . . . 606

Roth, R. S. with Levin, E. M. andMartin, J. B. Polymorphismof ABOr type rare earthborates. 1030

Rowland, N. M. with Cole, W. F.Abnormal effect in D.T.A. ofc layminera ls . . 304

Roy, R. Comments on "Growthand properties of coloredq u a r t z " . . . . 4 + 6

- with Stubidan, V. Isomor-phous substitution and infra-red spectra of layer latticesilicates 32

R o y , S . K . . . . . 1 5 1 3Rozenite (Kubisz) 242Rukavishnikova, L A,. .766,767Russell, R. D. and Farquahar,

R. M. Lead isotopes in

geology (Book review)

S a f i a n n i k o f f , A . . . . .

Saha, P. System nepheline-albite

Saponi te, occurrence of , near

Silver Bay, Minnesota (Whe-

lan, Lepp)Scapolite, indexed powder diffrac-

tion data for (Gibbs, Bloss)

Schaller, W. T. Memorial of

Burnham Standish Colburn.

and Vlisidis, A. C' ComPo-

sition of aluminian ludwigite

from Crestmore, California

Schoder i te (Hausen)

Scholzite (Strunz, Tennyson). . .

Sclar, C. B. Decomposition of

pyritized carbonaceous shale

to halotrichite and melau-

teriteOptical orientation of

orientite from Oriente Prov-

ince, Cuba.

Seaman's mineral tables (Book re-v iew) . .

Segeler, C. G. Flrst U. S. occur-rence of manganoan cum-rningtonite, t i rodite. . . . .

Selchow, D. H. witlr Jaffe, H. W.and Groenveld, W. O. J.Manganoan cummingtonitefrom Nsuta, Ghana.

Semenov, E. I . . . .Serpentine, effect of particle size

on thermal proPerties of(Martinez)

Serpentine, six-layer orthohexa-gonal, from the Labradortrough (Olsen)

Shappiro, J. (Book review). . . . .Sharova, A. K.Sharp, W. N. Euclase in greisen

pipes and associated de-posits, Park Co., Colorado. 1505

Shattuckite, differential thermalanalysis of (Sun) 67

Sidorenko, G. A . . . . 1514, 1515, 1516Silica, phase transformations in'

226465

239

637

642241

4312+O2+3

901

I J J 4

as examined by continuousx-ray diffraction (Wahl,Grim, Graf)

Sillimanite and cordierite fromvolcanic xenoliths (Aramaki)

S imor rov , V . I .Sinkankas, J. Natrolite from

INDEX TO VOLUME 16

Somerset Co., N. Jersey 1195Skinner, B. J. Unit-cell edges of

natural and synthetic sphal-erites 1399

-- and Bethke, P. M. Rela-tionship between unit-celledges and composition ofsynthetic wurtzites 1382-with Chao, E. C. T., Evans,H. T., and Milton, C. Neigh-borite, NaMgF3, a new min-eral from the Green Riverformation in Utrh. 379

Slawson, TI. F. with Austin, C. F.Isotopic analyses of singlegalena crystals 1132

Smith, J. V. Explanation of strainand orientation effects inperthites. 1489

Smol'yaninova, N. N. 241Smorchkov, I . E. 1516Sobolev, N. D.. . 244Soboleva, M. V. 24+Sokolovite(Sharova,Gladovskii) 243S6miya, S. with Muan, A. Phase

equilibria at liquidus tem-peratures in the system ironoxide-manganeseoxide-silica 364

S d r e n s e n , H . . . . . . 2 4 1Spectrochemical analysis (Ahreus,

'laylor) (Book review) 1512Spencite (Frondel) 1204Sphalerites, natural and synthetic,

unit-cell edges of (Skinner) 1399Spirals on natural hematite crys-

tals, step height of (Suna-gawa) .. 1216

Spiroff, K. (Bool< review) 239Stern, T. W. and Rose, H. J. New

results from lead-alpha agemeasurements 606

Stillwell, F. L. Memorial of AustinBur ton Edwards . . . . . . 489

Stront iobor i te (Lobanova). . . . . 768Strunz, H. The chalcokyanite

ser ies 7581 2 0 t , 1 5 1 9

Stubidan V. and Roy, R. Isomor-phous substitution and infra-red spectra of layer latticesilicates.

St r rmpf l , E . FSunagawa, I. Step height of spirals

on natural hematite crystals.Sun, Ming-Shan. Differential

thermal analysis of shat-tuck i te . . . .

Synthetic quartz, light scatteringfrom (Bastin, Mitchell). . . 1227

Systematic mineralogy of uraniumand thorium (Frondel) (Bookrev iew) . . . 238

Takano, Y. X-ray study of autun-i t e . . . . . . 8 1 2

'fakeuchi, Y.. 1515Taylor, S. R. with Ahrens, L. H.

Spectroscopic analysis (Bookreview) . . . . 1512

Techrrical petrography of productsof refractories, white-ware-ceramics and hydraulicbinders. (Beljankin, Iwanow,Lapin). German edition(Winkler) (Book review). . .

Teineite (Zemann, Zemann) .Teu more years of new mineral

names (Fle isher) .'lennyson,

C. Morphology ofeskolaite, CrzOr.

Tephroite from Franklin, New

Jersey (Hurlbut)'fhermolurninescence

rleasure-mer-rts with rapid heating(Johnson, Anmentorp, Dan-ie ls)

Threadgold, I. M. with Cameron,E. N. Vulcanite, a new coppertelluride from Colorado

T i khonenkova , R . P . .T i n - t a n t a l i t e ( O l o v o t a n t a l i t )

(Ma t i as )

196

1 154466

321 5 1 8

1 2 l 6

o /

235466

463

9981 5 1 9

549

1 A 1

2581202

t 5 1 4

Tirodite, manganoan cummingto-nite, first U. S. occurrence of(Segeler) . .

Tischendorf, G.Titanomaghemite in igneous rocks

(Katsura, Kushiro).Tobi, A. C. Recognition of plagio-

clase twins in sections normalto the composition plane

Trap rock minerals of New Jersey(Mason) (Book review). . . .

Tunell, G. Presentation of theRoebling Medal to Tom.F. W. Barth. . . . 505

Turanskaya, N. V. 769Tydings, J. E. with Giardini,

A. A. , Kohn, J. A. andEckart, D. W. Formation ofcoesite and kyanite frompyrophyllite at very highpressures and high tempera-t u r e s . . . . 9 7 6

Ultraviolet guide to minerals(Gleason) (Book review). . . 238

Urano-organic mineral association(Abdel-Gawad, Kerr). 402

TNDEX TO VOLUME 46

134

r470

/ ( ) 4

r09777024+

t0r7

I J J J

with Schaller, W. T. Com-position of aluminian lud-wigite from Crestmore, Cali-fornia. 335

V o l k o v a , M . L . . . . 1 0 0 4Von Knorring, O. V.. 766Vonsenite at the Jayville magnet-

ite deposit, St. LawrenceCo., N. Y. (Leonard, Vlisidis) 786

Vulcanite, a new copper telluridefrom Colorado (Cameron,Threadgold) .. 258

637+67

Vance, J. A, Polysynthetic twin-ning in plagioclase.

Van Wambeke, L.Vdovykin, G. P..Vein minerals from New South

Wales (Crook)

Wada, K. Lattice expansion ofkaolin minerals by treatmentwith potassium acetate. . . .

Wade, F. A. and Mattox, R. B.Elements of crystallographyand mineralogy (Book re-view). .

Wahl, F. M., Grim, R. E. andGraf, R. B. Phase transfor-mations in silica as examinedby continuous x-ray difrrac-tion

Phase transformations inSiOz-AlzOs mixtures by con-tinous r-ray diffraction. . .

Wahlstrom, E. E. Optical crystal-lography (Book review). . .

Walker, G. P. L.'Waring, C. L., and Worthing,

H. W. Microspectrochemicalanalysis of minerals

\['atanabe, T.Weeks, A. D. Note on microspec-

trochemical analysis of min-era ls .

Weill, D. F. and Fyfe, W. S. Rela-tive stability of andalusite,kyanite and sillimanite. .

Weissenberg camera as a powdercamera (Addamiano). . .

Westly, H. with Meyrowitz, R.Stability of AsBra immersionliquids during storage

White, J. F. and Corwin, J. F.Synthesis and origin of chal-cedony.

Whelan, J. A. and Goldich, S. S.

Vernadskite discredited (pseudo-morphs of antlerite afterdolerophanite (Mrose) 146

Vernon, R. H. Magnetic suscep-tibility as a measure of totalFe plus Mn in ferromag-n e s i a n s i l i c a t e s . . . . . . 1 1 4 1

Vivaldi, J. L. M. 769Vlasovite (Tikhonenkova, Kaza-

kova). r202Vlisidis, A. C. with Leonard, B. F.

Vonsenite at the Jayvillemagnetite deposit 786

- with Erd, R. C. and Mc-Allister, J. F. Nobleite, a newhydrated calcium borate. . . . 560

78

1001

196

1064

240466

t t 7 71 5 1 5

1 185

1 1 9 1

1504

76r

r12

1536 INDDX TO VOLUME 46

New data for hisingerite andneotocite l4l2

- and Lepp, H. Occurrenceof saponite near Silver Bay,M i n n e s o t a . . . . . . 4 3 0

Wilkinson, J. F, G, Calciferousamphiboles, oxyhornblende,kaersutite and barkevikite 340

Willian.rs, S. J.. . 1201Wilson, A. and Leary, J. K. Oc-

currence of cuspidine in phos-phorous furnace slag. 759

Winsloe, E. H. with Liebhafsky,H. S., Pfeiffer, H. G. andZemany, P. D. X-ray absorp-tion and emission in ana-lytical chemistry (Book re-view) 460

Wdhleri te(Vdovykin). . . 244Wooster, W. A. with Henry,

N. M. F. and Lipson, H. In-terpretation of r-ray diffrac-tion photographs (Book re-view) t512

Worthing, H. W. with Waring,C. L. Microspectrochemicalanalysis of minerals 1177

Wurtzites, synthetic, relationshipbetween unit-cell edges

and composition (Skinner,

Bethke). 1382

X- ray abso rp t i on a r rd em iss i on i nanalytical chemistrv. (Lieb-

hafsky, Pfeiffer, Winsloe andZemany) (Book review) . . 460

Yang, J. S. Growth of syntheticchrysotile fiber . 748

Yansha inshyn i t e (Kuo ) . . . 1200Yoshimuraite (Watanabe, Takeu-

c h i , I t o ) . . . 1 5 1 5

Z d o r i k , T . B . . . . 1 5 1 5Zemann, A. and Zemann, J. . . 466, t5 l7Zemany, P. D. with Liebhafsky,

H. S.. Pfeiffer. H. G. andWinsloe, E. H. X-ray absorp-tion and emission in analyti-cal chemistry (Book review). 460

Zen,E-an. Mineralogy and petrol-

ogy of the system ALOa-SiOz-HuO in pyrophyllite de-posits of N. Carolina 52

Zincsilite (Smol'yaninova, Molevaa n d O r g a n o v a ) . . . . 2 4 1

Zone theory in problems of sulfidemineralogy, use of. Part III.

Polymorphism of AgzTe andAgrS (Frueh). 654