INDEX TO VOLUME 22

T,eading articles are in bold face type I notes abstracts and reviews are inordinary type. Only mineralsfor which definite data aregiven are indexed.

Accessory minerals, heavy, of theVal Verde tonalite. (Wilson). . 122

Accessory minerals in igneous andmetamorphic rocks, study of.(Reed).

Accessory rninerals of igneousrocks, study of. (Taylor). . . . . 686

Aenigmatite, note on. (opticaldata) (Bowen) 139

Ahlfeld, F.. . 7lAlbite and beryl, contemporary

crystallization vs. replace-

Ashby, G. E. with Frondel, C.Oriented inclusions of magre-t i teinmuscovite.. . . I04

Atlas der Analysen-linien der wich-tigsten Elemente. (Li;we)

[Book review]. 809Atomic structure of minerals.

(Bragg) [Book review] .. 1006At tapu lgusc lay . (Ker r ) . . . . 534(Das) Ausbliihen der Salze. (Schultze)

[Book review] . 311Austinite.. . 71Autunite, new locality for. (Smith,

M a s l o w s k i ) . . . . . . 1 1 8 4Axial angle, graphic method of de-

terrrining, from refractive in-d i c e s . ( S m i t h ) . . . . . 2 1 7 , 6 7 5

Axial ratios of crystals belongingto the oblique systems, x-raydetermination of. (Buerger).. 416

Axinite, crystallography of, and thenorrnal setting of triclinic crys-t a l s . ( P e a c o c k ) . . . . . . 5 8 8

Arinite-transfonnation of coordi-n a t e s . ( D o u n a y ) . . . . . . . . . . . 6 2 1

Babingtonite--rrystallographic data29 5-7Babingtonite. (Richmond). 630Biickstrtimite. 52Balinkin, I. A.. 220Bandy, M. C. Lopezite, a new min-

eral . . 929207

Bannister, F. A. and IIey, M. II.Identity of penroseite andblockite. 3t9

. .71,311, t072Barth, T. F. W. Crystallographic

studies ir the vivianite group. 325Bayley, W. S. Mineralogyts con-

tribution to other sciences andto industry. 747

Behre, C. H., J.. 2I5Berg, E. L. Occurrence of diaspore

i n q u a r t z i t e . . . . . . . . . 9 9 7

73

ment. (Shaub)Albite-crystallographic data. .Allen, V. T. Study of Missouri glau-

conite. .AllodelphiteAlunite and the jarosites, crystal

structure of. (Hendricks). . .Amphiboles. Petrographic study of

minerals from Tertiary rocksof San Juan region, Colorado.@arsen, Irving, Gonye4 Lar-sen). . .

Amphiboles, regeneration of, fromtheir melts at norrnal pressure.(Grigoriev,Iski i l l ) . . . . . . . . . .

Anauxites and kaolinites, densitiesand structural relationships of ,(Gruner).

Anderson, G. H...Andorite (?) from Oregon, crystal-

1045294

1 180526

773

6 J 5

208

889

169

lography of. (Schaller). . 651Annabergite.. . . . 328Antigorite, X-ray d,ata. ggA n t - W u o r i n e n , J . . . . . . . . . . . l 1 3 lApatite-phlogopite deposits, Ca-

nadian, origin of. (Landes).. . 213Apatite structure, substitution of

SiOr-and SOr-Broups for POa-groups in. (McConnelt). . . 977

Arseniosideri te-analysis.. . . . 483Arsenopyr i tegroup. . . . . 53Arsenostibite. (Quensel). . . . . . 1131

1191

tr92

Berman, If. Constifution and clas-sification of natural silicates. . 342

- ard Gonyer, F. A. Roweite,a new mineral from Fraaklin,

215

N . J . . . . 3 0 1Beryl and albite, contemporaneous

crystallization vs, replacement.( S h a u b ) . . . . . 1 0 4 5

Beudant i tegroup. (Lemmon) . . . . . 939Biographisch-literarisches Hand-

wdrterbuch fiir Mathematik,Physik mit Geophysik,Chemie, Kristallographie undverwandte Wissengebiete. VI,Part II. (Poggendorff) [Bookr e v i e w l . . . . . 1 0 0 5

Biotite. Petrographie study of min-erals from Tertiary rocks ofSan Juan region, Colorado.(Larsen, Irving, Gonyer, Lar-s e n ) . . . 8 9 8

Biotites of the Carsphairn igneouscomplex, composition andparagenesis of. (Deer) 69

Biotite, rare-alkali, from KingsMt,, N. Carolina. (Hess,Stevens). .209, 1040

Birefringence color, method for es-t imat ing . (vonHuene) . . . . . . . 926

Birefringence, universal stagemethod of determining. (Em-mons). . 217

Bjlrlykke, H. Granite pegmatiteso f sou themNorway. . . . . . . . 241

Blockite and penroseite, identity of.@ann is te r ,Hey) . . . . . 319

Bloomer, R. O. Stilbite in the bor-der conglomerate near Cul-peper, Va.. 309

Blueberry Mt., Woburn, Mass.,paragenesis of tle mineralsf r o m . ( R i c h m o n d ) . . . . . . . . . . 2 9 0

Bobierite-*-ray data 333Boericke, W. F. Prospecting and

operating small gold placers.[Book review] 67

Bomb for use in hydrothermal ex-perimentation. (Morey, Inger-s o n ) . . . . . . . . . l l 2 l

TEE AM EKICAN MI NERALOGIST

Bowen, N. L. Note on aenigmatite. 139206

- and Ellestad, R. B. Leuciteardpseudoleucite... . 4O9

Bradley, W. F., Bray, R. I{.' wittrGrim, R. E. Mica in argilla-ceoussed iments . . . . . 813

Bragg, W. L. Atomic structure ofminera ls . [Bookrev iew] . . . . . . 1006

B r a m m a l l , A . . . . . 3 l IBraunite from Mason Co., Teras.

(Ilewett, Schaller). 785Bravais, Law of, extetrsion of.

(Donnay, Flarker). 446Bray, R. f[., Bradley, W. F.r with

Grim, R. E. Mica in argilla-ceoussed imer ts . . . . . 813

Brickeri te.(Ahlfeld, Mosebach).. . 7lBuddington, A. F. Memorial of

Alerander I I . Phi l l ips. . . . . . . 1094Burkeite, synthetic, crystallog-

r a p h y o f . ( R a m s d e l l ) . . . . . . . . 2 1 3Bustamite, structural lattice and

classification of. (Berman,Gonyer) 215

B u t l e r , J . W . , J r . . . . . . . . . . 2 1 8Buerger, M. J. Common orienta-

tion and classification of crYs-tals based upon a marcasite-like packing. 48

Unit cell and space grouP ofcuban i te . . . . . l l lT

X-ray determination of lat-tice constants and axial ratiosof crystals belonging to theoblique systems. 4t6

and Parrish, W. Unit cellaod space group of tourmaline.(An erample of inspectiveequi-inclination keatment oftrigonalcrystals.). . . . . . . . . . . 1139

. . . 2 0 8 , 2 1 0 , 2 1 8Buerger, N. W. Unit cell and space

T:: :1 :::T::":::' iill l,, *,Cabreritg-crystallographic and r-

ray data. . .328,332Calaverite, etch tests on. (Short). . 667Calciumferri-phosphate. (Efremov) 811

TOURNAL MINERALOGICAL SOCIETY OF AMERICA 1 19J

tt94 TEE AM EKICAN MIN ERALOGI ST

Enargite antl famatinite (luzonite), and Dreyer' R' M' Mutual

d i s t i n c t i o n b e t w e e n . ( I I a r - i n t e r f e r e n c e i n m i c r o c h e m i c a lcourt).. 517 determinationoforeminerals' 949

Epidote.. . . . 2g4 Frondel, C' Selective incrustation

pivtttria"-..vstallographic and ofminerals' " 1104

r-raydata. . . - . . .326,33t and Ashby' G' E' Oriented

Errur", ft. H. New microchemical inclusions of magnetite in

t e s t f o r s e l e n i u m . . . . . . . . ' ' l t 2 8 m u s c o v i t e " " 1 0 4

Fahey, J. J. with Glass, J. J. Galbrait'hr F' W' Microscopic.study

Graftonite from Greeniood, of goethite and hematite in

Maine. " " " tOaS brownironoresof eastTexas' 1007

Fairbairn,H.W.. zIt Galena from Boulder Co" Col''

famatinii" (luzonite) and enargite, octahedral parting on' (Wahl-

tlistinctionbetween'(Ilarcourt) 517 strom) ' 906

Faust, G. T. with I{unt, 'W.

F' Garnet group, relation - between

Pencatite from Orgaa Mts., chemical composition and

N.Mex. ' ' ' f fst physicalpropert ies'(Fleischer) 751

(Die) Fedorow-Methode. (Nikitin) Gem-stone materials' identifica-'

igookrev iewl . . . . . . . . ' . 809 t ion by emiss ion spec t ra '

Feldspar, authigenic, in shales and Glowell) " ' ' 796

"itt", o"..rr."rrce of. (Gruner, Glass, J' J' an<l Faheyt J' J'

Thiel). . '.

....: 842 Graltonite from Greenwood'

Feldspar content of Glenwood for- Maine' ' ' ' ' 1035

mation, unusually high. Stevens' R' E' with Pardeet

(Gruner ) . . . . . . . . . " 212 J ' T ' Mass ive low- f luor ine

Feldspar, detrital authigenic. topaz ftom Brewer mine' S'

( S t e w a r t ) . . . . . : . . . . 1 0 0 0 C a r o l i n a ' " ' 1 0 5 8

Feldspar, unusual, from northern Glauconite' Missouri' sfudy of'

Ioyo .trrg". (Anderson, Mac- (Allen)' " " 1180

lellan). . . . . 208 Goethite and hematite in brown

Feldspars, accelerated weathering iron ores of east Texas' micro-

o f . (Nor ton) . . . . . ' . ' 1 scop ics tudyof ' (Gatbra i th ) " ' 1007

Ferri-sicklerite. (Quensel). . . . . . 875 Go,niometer,2 E. (Quirke)' 217

Fisher, D. J. and Stevens, E. f[. Gonyer, F' A' with Bermaa' II'

Buildiog nuclear crystal struc- Roweite' a new mineral from

turemodels. . . . . . . 268 Frankl in,NewJersey' 301

Fleischer, M. Relation between 215

chemical composition and lrving, J' with -La11enrphysical properties in tle gar- E' S' Biotite from Tertiary

netgroup. . . . . . . . 75L volcanic rocks of San Juaot

Fluorite in English Pennines, Colo" " 898

paragenesis and color of. with Larsen' E' S't Jr'

(Dunham). . . 468 Dakeite, a aew uranium min-

Foshag, W. F. Carminite and asso- eralfronWyomhg"' 561

ciated minerals from Mapimi, Goodspeed, G' E' Development of

Mexico' 47g plagioclase porphyroblasts' ' ' 1133

Book review. 145 Development of quartz por-

Fraser, II. J. Microchemistry of phyroblasts in a siliceous

preciousmetatete*eit . . . . . . roro hornfels 133

JOURNAL MINERALOGICAL SOCIET:Y OF AMERICA 1195

446

742J J '

t099876

J U /

212

803

Goranson, R. W. Silicate-watersysterns : ttOsmotic pressurerto fs i l i ca temel ts . . . . . . . 4gs

Gordonite, morphology of. (pough) 625Gosseletite. (Corin). 72Graftonite from Greenwood,

Maine. (Glass, Fahey). . 1035Granite pegmatites of southern

Norway. (Bjlrlykke). 241Graton, L. C. Technique in min-

eralography at Flarvard. . . . 4glGreenalite-chert in Ordovician

rocks of the southern uplandsof Scotland. (Kennedy). 69

Grids for determination of non-opaque minerals. (Donnay,M6lon). 2L8

Grigoriev, D. P. and Iskiill, E. W.Regeneration of amphibolesfrom their melts at normalpressure. 169

Grim, R. E., Bray, R. H. andBradleg W. f,'. Mica in argilla-ceoussed iments . . . . 913

Groves, A. W. Silicate analysis.[ B o o k r e v i e w ] . . . . . 1 0 0 5

Gruner, J. W. Composition andstrucfure of stilpnomelane . 209, 912

--- Densities and structuralrelationships of kaolinites andanauxites.

Structure of serpentines.

-=-- and Thiel, G. A. Occur-rence of fine grained au-thigenic feldspar in shales a:rdsilts.. . 942

Gypsum in Kentucky, new occur-rence of . (Munyan). . l0 IO

Halite, colorless and blue, spectro-graphic examination of. (Ken-na rd , Howe l l , Yaecke l ) . . . . . 65

Halite, unusual occurrence of.( S p i r o t r ) . . . . . . g 3 t

Ilarcourt, G. A. Distinction be-tween enargite and famatinite(luzonite). SI7

Harker, D. with Donnay, J. D. H.

New law of crystal morphologyertending the Law of Bravais.

Hastingsite in theralite from CrazyMts., Mont. (Wolff).

Hautefeuillite.Hawley, J. E. Riebeckite in quartz

veins from Michipicoten dis-trict, Ontario.

Headdenite. (Quensel)Heins, P. S. Thenardite crystals

from Rhodes Marsh, Nev.. . .Helium ratio of Florida anhydrite.

( U r r y ) . . . . .Helvite from Butte district, Mont.

(Hewett).Hematite and

iron oresgoethite in brown

of East Texas.( G a l b r a i t l ) . . . . . . . . . . . . . . 1 0 0 7

Hematite inclusions in muscovite.(Fondel, Ashby) 113

Hendricks, S. B. Crystal struc-fure of alunite a:rd the jaro-sites. . 773

Henry, N. F. M. 312,1072Herapathite, crystallography of.

( W e s t ) . . . . . 7 3 1Hess, F. L. antl Stevens, R. E.

Rare-alkali biotite from KingsMt., N. Carolina. .209,1040

Ilewett, D. F. Helvite from Buttedistrict, Mont.. 803

and Schaller,'W. T. Braun-ite from Mason Co., Texas. . . 785

IIey, M. H. with Bannister, F. A.Identity of penroseite andblockite. 319

2I6

6J.)

97212

H e y l , G . R . . . . . . .Hilgardite, a new mineral from

Choctaw salt dome, Louisiana.(Ifurlbut, Taylor).

Holmes, A.Hornblende-analysis and optical

d a t a . . . . . .Hornfels-granodiorite transitional

facies at Cornucopia, Oregon.(Goodspeed ) . . . . .

Howell, D. H. Identification of cer-tain gem-stone materials bytheiremissionspectra. . . . . . . .

1072213

t05268

895

216

1 9 6

l t96 THE AM ERICAN MINERALOGIST

Yaeckel, M. P. with Ken-nard, T. G. SpectroscoPic ex-amination of colorless and bluehalite. . 65

Hunt, W. F. and Faust, G. T.Pencatite from Organ Mts.'N . M e x . . . . 1 1 5 1

B o o k r e v i e w s . . . . . 6 7 , 8 1 0 ' 1 0 0 5

Hurlbut, C. S., Jr. SYnadelPhiteantlplumbosynadelphite. . . . . 526

and TaYlor, R. E. Hilgard-ite, a new mineral sPeciesfrom Choctaw salt dome,Louisiana' " ' 1052

Hutton, C. O.. . 312

Hydromuscov i te . . . . . 311

Hydrothermal veins and Pegma-tites. (Landes) 551

Hypersthene, opticallY Positive,from Manchuria. (Tsuru,Henry) 312

Ice, symmetry of. (Rogers) 209

Illite-analysis and r-raY data.( G r i m , B r a y , B r a d l e Y ) . . . . . . . 8 1 6

Inclusions, oriented, of magnetitein muscovite. (Frondel' Ashby) 104

Incrustation, selective, of min-e r a l s . ( t r ' r o n d e l ) . . . . . . . . . . . . . 1 1 0 4

Index liquids, checking with themicroscope. (Slawson) 210

Ingerson, E. Accurate orientationo f t h i n s e c t i o n s . . . . . . . . . . . 2 L 9 , 7 6 O

B o o k r e v i e w . . . . . . 1 1 8 5with MoreY, G. W. Bomb

for use in hydrothermal ex-p e r i m e n t a t i o n . . . . . . 1 l 2 I

Melting of danbur-ite: liquid immiscibilitY in sYs-tem CaO-BzOs-SiOz.. 37

Introduction to the studY of min-erals. (Rogers) [Book review] . 936

Iron-rhodonite, pYroxmangite.(Perutz) 809

Irving, J., Gonyer, F. A., LarsentE. S, 3rd., with Larsen, E. S.Petrologic study of the min-erals from the TertiarY vol-canic rocks of the San Juanregion, Col.Amphiboles.Biotite 889

Iskiill, E. W. with Grigoriev' D. P.

Regeneration of amPhibolesfrom their melts at normalpressure 169

Jarosites, crystal struchrre of'( I l e n d r i c k s ) . . . . . . - . . 7 7 3

Johannsen, A. DescriPtive Petrog-raphy of the igneous rocks'

Vol. IlL lntermediate rocks.

[Bookrev iew] . . . . . " 1004

Johnston , W. D. , J r . . . ' . . 216

J o p l i n , G . A . . . . . . 3 1 2

Kaolinite deposited from solution.(Tarr, Keller).

Kaolinites and anauxites, densi-ties and strucfural relation-ships of. (Gruner).

Keller, W. D. with Tarr, W. A'

Kaolinite dePosited from solu-

t ion, . . .Kelley, V. C. Mineralization at

Crestmore, Calif.. 'Kennard, T. G., Howell, D. H. and

Yaeckel, M' P. SPectrograPhicexamination of colorless andblue halite.

Kennedy, W. Q.. .Kerr, P. F, AttaPulgus claY.' . . . . .

Memorial of RoY J. Colony'

Kitttigite.K r a u s . E . H . . . . ' .Krennerite, crystal structure of.

(Tunell, Ksanda)Krennerite, etch tests on. (Short). .

Ksanda, C. J. with Tunell, G.

Space grouP and unit cell of syl-

vanite .

Labite. (Efremov).Lamprophyres of the BaY of Ex-

ploits, Newfoundland' (HeYl) '

Landes, K. K. Pegmatites and hY-drotherrnalveins.. ' . .

Larsen, E. S., frving, J., GonYertF. A. and Larsen, E' S. 3r<1.Petologic studY of the min-

933

855

933

140

O J

69534195328206

207oo,

728207

8 1 1

213

5512t3

JOURNAL MINEMLOGICAL SOCIETY OF AMERICA t197

erals from Tertiary volcanicrocks of San Juan region,Colo. The amphiboles. Biotite. 889

B o o k r e v i e w . . . . . . 1 0 0 4Larsen, E. S., Jr. and Gonyer, tr. A,

Da}eite, a new uranium min_e r a l f r o m l f y o m i n g . . . . . . . . . 5 6 1

Lattice constants of crystals be_longing to the oblique systems,x-tay deterrnination of.(Buerger). 416

Lattice constants of single crystals,apparatus for the precision de-te rmina t ionof . (Buerger ) . . . . 2 lg

Lawsonite, occurrence in glauco-phane-bearing rocks from NewCaledonia. (Joplin). 312

Lead-zinc ores, Wisconsin, miner_alogyof. (Behre). 2Is

L e e c h , J . G . C . . . . . . . . . . . . 3 1 1Lemmon, D. M. Sloodhouseite, a

new mineral of the beudantitegroup.. 939

Leucite-diopside-silica. (Schairer). 213Leucite and pseudoleucite. (Bowen,

Ellestad). 4OgLithium, distribution of, in rocks

and minerals as revealed bvqualitative spectrum analvsis.( S t r o c k ) . : . . . . . . . . . . . . . . . . 2 1 2

Ldllingite group. . 51Lonsdale, J. T. Plantersville mete_

orite, Grimes Co., Texas. . .2I3, g77Lopezite, a new mineral. (Bandy). . 929Ldwe, F. Atlas der Analysen_linien

der wichtigsten Elemente.[Book review]. 809

L u z o n i t e . . . . . . . . . S l 7

Maclel lan, D. D... 2Og(Das) Magma und seine produkte.

_ I . ( N i g g l i ) [ B o o k r e v i e w ] . . . . . 1 1 8 5Marble, J. p. Further study of tle

age of Great Bear Lake pitch_blende. 564

Marcasite-like packing, cornmonorientation and classif cation f orcrystals based on. @uerger). 4g

Marcasite sink-hole deposits ofcentral Missouri. (Tarr). . . .214, g30

Maslowski, E. O. E. with Smith,E. S. C. New locality for au-tunite. .

Matildite. (Ramdohr)Mazapilite-crystallograph ic dataMcCabe, L. C.. .McConnell, D. Substitution of SiOr

and SOr-Troups for pOr-groups in theapatite structure Iellestadite, the end member. .

Meier, A. E. with Tomlinson,W. H. Origin of montmorillon-i t e . . . . . . . . . 1 1 2 4

M6lon, J.. 218M e n z e l , H . . . . . 7 lMerwin, H. E. and posnjak, E.

Sulphate incrustations in Cop-per Queen Mine, Bisbee, y'.l:iz. 56T

Metakernite. (Menzel, Schulz,Deckert) . 11

Mica in argillaceous sediments.(Gr im, Bray , Brad ley) . . . . . . . 813

Microchemical detennination ofore minerals, mufual interfer_ence in . (Frbser ,Dreyer ) . . . . . g4g

Micro-pyknometric method forspecific gravity determination.(Bann is te r ,Hey) . . . . . I07Z

Millerite, new occurrence of.(Nor thup) . . . 1184

Minera lnames. (Spencer ) . . . . . . . 6g2Mineralization at Crestmore, Calif .

(Kelley) I4OMineralogical research, trend of.

( T a r r ) . . . . . . . 2 0 6 , 8 6 9Mineralogical Society of America.

Const i tu t ionand By- Iaws. . . . . . 223List of correspondents. fellows

and members. 227List of former officers and meet-

rngs . . . . 221Nominations for officers for 1938. 1004Preliminary list of titles for lgth

a n n u a l m e e t i n g . . . . . . . . . . . 1 1 g gProceedings of 17th annual meet-

r n g . . . . . 1 9 9Mineralogical Society of Great

Britain and Ireland.. . 68, 3 1 1, 808, 1072

I 18472

483219

977

1 198

Mineralogical Society of SouthernCalifornia. 937

MineralograPhY at flarvard, tech-nique in. (Graton). 49L

Mineralogyts contribution to otJrer

sciences and to industrY'(Bayley). 147

Monazite, note on morPhologY of.(Parker) 572

Montmorillonite, origin of' (Tom-

l inson,Meier ) . . " " l I24

Moore, C. II., Jr. Staurolite area

of Patrick and HenrY Coun-

t i e s , V a . . . . . . 2 t 1 , 9 9 0

Motey, G. W. a:r<l Ingerson, E'

Bomb for use in hYdrothermale x p e r i m e n t a t i o n . . . . ' " ' " l l z L

Melting of danbur-

Natural silicates, classification of.

I; comPosition of. II. (Swartz) ..r073, 116r

New mineral names and data. . 7 0 , 8 1 0 ' 8 7 5 , 1 1 3 1

New York Mineralogical Club' ' '

69, 145, 312, 313,806, 807, 875, 1187

Niggli, P. Das Magma und seineProdukte. [Book review]. . . . . 1185

Nikitin, W. Die Fedorow-Methode.

[Book review] 809

Normal triclinic face-symbols andharmon ic -ar i thmet ic ru le .(Peacock). . . . . " 210

Northup, M. A. New occurrence ofm i l l e r i t e . . . . . . . . 1 1 8 4

Norton, F. f[. Accelerated weather-i n g o f f e l d s P a r s . . . . . . 1

Olivine zone in the Palisades sill'N. JerseY, time required to

form. (Butler) 218

Orientation of thin sections' ac-curate. (Ingerson).. . . . . . . .219,760

THE AMERICAN MINERALOGI ST

Pabst, A. Crystal structure ofplazolite. 861

Palache, C. Chalcomenite fromBolivia.

_- List of published works. . . .

Note on Powellite.SuPPlementary note on

79074563

chalcomenite' " ' ' Ll23

Paragenesis of the uranium-bearingand associated minerals of the

Ruggles' Pegmatite near Graf-

tori-enter, N. HamP' (Shaub) 207

Parawollastonite' (Peacock)""" 70

Pardee, J. T., Glass, J. J' and

Stevens, R. E. Massive low-

fluorine toPaz from Brewer

mine, S. Catolina. " ' 1058

Parker, R. L. Note on morPhologY

ite: liquid immiscibility in of monazite.. 572

system Cao-BsOa-SiO2.. . . . - 37 Parrish, W. with Buerger, M' J'Mosebach, R... . . . 7l Unit cel l and space gtoup of

Munyan,A.C.Newoccur renceof tourmal ine . . . . . . " . ' 1139

gypsuminKentucky... . . 1070 ParsonsrA.L.Two-cifclecalculat ionin the hexagonal sYstem

Peacock, M. A. CrYstallograPhY of

axinite and the norrnal setting

of triclinic crYstals..'- The rormaltriclinic setting:

correction..

581

s88

987

810

"*"r, o. A. MineralosY l!''12''"o

Virginia diabase. 872

Pegmatites in Archean at Grand

Canyon, Ariz. (Campbell)' " ' 436

Pegmatites and hYdrotherrnalveins. (Landes). 551

Pencatite from Organ Mts', N'

Mexico. (I{unt, Faust)" ' ' ' " 1151

Penroseite and blockite, identity of

(Bann is te r , I ley ) . . . ' . 319

Peru tz ,M. . . . . 809

Petrofabric diagrams, new met'hod

of interpretation. (Winchell) ' ' 15

PetrograPhY of some rocks from

the South OrkaeY Islands and

the Antarctic ArchiPelago'(Stewart). L78

Philadelphia Mineralogical Soci-

" tY . ' . . ' . . . .70 ,314, 808, 1130, 1186

TOURNAL MINERALOGICAL SOCIETY OF AMERICA ll99

Phillips, Alexander If., memo-rialof.(Buddington) .. . 1094

Pitchblende, Great Bear Lake, ageof. (Marble). . 564

Plagioclase porphyroblasts, devel-opmentof. (Goodspeed). . . . . . l l33

Plantersville meteorite, GrimesCo., Texas, (Lonsdale). . . . .213, 977

Plazolite, crystal strucfure of.(Pabst). 861

Plumbosynadelphite and synadel-phite. (I lurtbut). . . . . . 526

Poggendorff, J. C. Biographisch-literarisches Handw<irterbuchfiir Mathematik, Astronomie,Physik mit Geophysik,Chemie, Kristallographie undverwandte Wissengebiete.[Bookrev iew] . . . . 1005

Posnjak, E. with Merwia, If. E.Sulphate incrustations in Cop-per Queen Mine, Bisbee,A i z . . . . 5 6 7

Potash-soda feldspars. (Spencer). . 311Pough, F. II. Crystallized powellite

from Tonopah, Nev.. 57Morphology of gordonite. . 625

Powellite, crystallized, from Tono-pah, Nev. (Pough). 57

Powellite from Houghton, Mich. . .61.63Praktikum der Edelsteinkunde.

(Wild)[Bookreview] . . . l4SPrecious metal elements, micro-

chemistry of. (Fraser) 1016Prehnite-crystallographic da ta . . . .295-6Prospecting and operating small

gold placers. (Boericke) [Bookreviewl 67

Pseudoleucite and leucite. (Bowen,Ellestad). 4Og

Pumpellyite, occurrence in LakeWakatipu region, WesternOtago, New Zealand. (Hutton) 312

P y r o x e n e s . ( D e e r , W a g e r ) . . . . . . . . 1 0 7 2Pyroxmangite. (Perutz) . . . . . . g0gPyroxmangite from Inverness-

shire, Scotland.(Tilley). . . . 720

Quartz, enantiomorphous, in tec-tonites.(Fairbairn) . . 211

Quartz porphyroblasts, develop-ment of, in a siliceous horn-fels. (Goodspeed). . 133

Quartzite, transfusion of, KiloranBay, Colonsay. (Reynolds) .. 68

Q u e n s e l , P . . . . . . . S 7 5 , 8 7 6 , 1 1 3 1Quinn, A. a:rd Young, J. A., Jr.

Minerals and associated rocksat Copper Mine Hill, Rh.Is land. . . . 279

Quirke, T. T. .217.219

Ramdohr, P.. .Ramsdell , L. S.. . .

Book reviewRead, H. H. Rutley's Elements of

Mineralogy. [Book review] . . .Reed, J. C. Study of accessory min-

erals in igneous a:rd meta-morphicrocks. .

R e y n o l d s , D . L . . . . . .Ricbmond, W. E., Jr. Babing-

tonite.. 630Paragenesis of minerals

from Blueberry Mt., Woburn,Mass.. . 2go

Riebeckite in qaartz veins fromMichipicoten Diskict, On-t a r i o . ( H a w l e y ) . . . . . . . . 1 0 9 9

Rock saw, improved. (Emigh). . . . 142Rogers, A. F. Introduction to the

study of minerals. [Book re-v i e w l . . . . 9 3 6

722 t3

1006

o /

, J

68

Riimerite, reorientation of. (Wolfe)Ross, C. S. Sphalerite from pegma-

tite near Spruce Pine, N. Car..Roweite, new mineral from Frank-

lin, N. Jersey. @erman,G o n y e r ) . . . . . .

Roy, C. J.R u s s e l l , A . . . . . . . . . . . .Rutley's Elements of Mineralogy.

(Read) [Book review].

Schairer, J. F.. .Schaller,'W. T. Crystallography of

valentinite and andorite (?)from Oregon.

-with llewett, D. F. Braunitef r o m M a s o n C o . r T e x a s . . . . .

209/ J O

04J

3011 1 i

808

67

213

651

785

1200

Schultze, K. Das Ausbltihen derSalze. [Book review]. .

S c h u l z , H . . . . .Scorodite-analYsis and oPtical

data. . .Seignette and related salts, optical

properties of. (Winchell). . . . .

Selenium, new michochemical testfor. (Evans)

Senstius, M. W. Book review. ' ' . .

Serpentines, structure of. (Gruner)

Shaub, B, M. ContemPorareouscrystallization of berYl andalbite vs. rePlacement. . . . . . .

482

1088

tt28311

O J

1045207

Short, M. N. Etch tests on calave-rite, krennerite and sylvanite ' 667

Silicate analysis. (Groves) [Bookr e v i e w l . . . . . . 1 0 0 5

Silicate synthesis with laboratoryg a s f u r n a c e . ( D o l l a r ) . . . . . . . L 0 7 2

Silicate-water systems: "Osmoticpressurett of silicate melts.( G o r a n s o n ) . . . " . . . : 4 8 5

Silicates, natural, classifcationand comPosition of. (Swartz). .

. - -2r5,1073,116rSilicates, natural, constitution and

classification of. (Berman). . . ' 342

Silicosis, mineralogic studY of.(Emmons,'Wilcox). . . . - . . .207,256

S l a w s o n , C . B . . . . . . . . - . . ' 2 1 0

Smith, E. S. C. and Maslowski,E. O. E. New locality for autu-n i t e . . . . ' . . . . 1 1 8 4

Smith, I{. T. U. SimPlified graPhic

method of deterrnining aP-proximate axial angle from re-fractive indices of biaxialminerals. . .217 , 67 5

Smith,L.L.Fluorescentsodali te. 304

Sodali te,f luorescent. (Smith). . ' . . 304

Sodium-heterosite. (Quensel). . . .. 876

Sodium-purpurite. (Quensel). . . . . ' 876

S p e n c e r , E . . . . . . 3 1 1

Spencer, L. J. Some mineralnames 682312

Sphalerite from a Pegmatite nearSpruce Pine, N. Car. (Ross). . 643

Spiroff, K. Unusual occurrence of

THE AMEKICAN M I N ERALOGIST

hali te. ' 931

3 1 1 S t a r i k , I . E . . . ' . . 8 1 0

7l Staurolite area of Patrick and

Ilenry counties, Va. (Moore)'. . -211,990

Sterobergite, unit cell and spacegroup of. (Buerger). . - . .' . .216,847

Stevens, E. H. with Fisher, D. J'Building nucle,rr crYstal struc-

t u r e m o d e l s . " " " " 2 6 8

Stevens, R. E., Glass, J. J. with

Pardee, J. T. Massive low-

fluorine toPaz from Brewermine, S. Carolina. " ' 1058

witl Hess, F. L. Rare-

alkali biotite from Kings Mt''

N. Carol ina. . . " '209,1040

Stewart, D., Jr. Occurrence of

detr i talauthigenicfeldspar' ' ' 1000

PetrograPhY of some rocks

from the South OrkneY Islands

and the Antarctic Archipelago. 178

Stilbite in border conglomeratenear CulPePer, Va' (Bloomer) ' 309

Stilpnomelane, comPosition and

structure of. (Gruner)., - - '209,9L2

Strock, L. W. Book review. . . " " 8092 t2

Sulphate incrustations in CoPPer

Queen Mine, Bisbee, Ariz.(Merwin, Poshjak). 567

Swartz, C. K. Classification of nat-

ural silicates. I. ComPositioni l . . . . . , . . . . 2 1 5 , 1 0 7 3 , 1 1 6 1

Sylvanite, etch tests on. (Short). ' ' 667

Sylvanite, space group and unit

c e l l . ( T u n e l l , K s a n t t a ) . . . . . . ' 7 2 8

Synadelphite and PlumbosYnadel-phite. (Ilurlbut)... .. ' 526

Synthetic gems, observations onproductionof.(Kraus).. . " " 206

System CaO-BzOrSiOz. (MoreY,

I n g e r s o n ) . . . . . . . . " ' 3 7

System leucite-diopside-silica.(Schairer). 213

System NaAlSiOr-FeO-SiOz. (Bow-

e n ) . . . . 2 0 6

Talasskite. (Nikitin) 810

Tarr, W. A. Origin of marcasite

JOURNAL MINERALOGICAL SOCIETY OF AMERICA 1201

sink-hole deposits of centralMissouri. .214,830

Trend of mineralogical re-s e a r c h . . . . . 2 0 6 . 8 6 9

and Keller, W. D. Kaolinitedepos i ted f romso lu t ion . . . . . . 933

Taylor, J. H. Study of accessorymineralsofigneousrocks. . . . 686

Taylor, R. E. witl Hurlbut, C. S.,Jr., Hilgardite, new mineralfrom Choctaw salt dome, Lou-i s i a n a . . . . . . . 1 0 5 2

Tektite problem. (Spencer) 312Tellurium minerals of New Mexico.

(Crawford). . . 1065Tepper, G. H.. . 811Thenardite crystals from Rhodes

Marsh , Nevada. (He ins) . . . . . 307Thiel, G. A. with Gruner, J.

'W.

Fine grained authigenic feld-spar in shales and silts. . . . . 842

Thiesmeyer, L. R. Vein quartzpseudomorphs of cross-fibera s b e s t o s i n V i r g i n i a . . . . . . . . . . 7 0 1

Thin sections, accurate orientationof . ( Ingerson) . . . . .219 ,760

Tilley, C. E. Pyroxmangite fromInverness-shire,Scotland... . 720

To-tin"on, W. ff.."a M;t;;,;. ;.r072

Originof montmori l lonite. . . . l1Z4Topaz, low fluorine, from Brewer

mine, S. Carolina. (Pardee,G l a s s , S t e v e n s ) . . . . . . . . . . . . . 1 0 5 8

Tourmaline, unit cell and spacegroup of. (Example of inspec-tive equi-inclination treatmentof trigonal crystals. @uerger,P a r r i s h ) . . . . . 1 1 3 9

Transformation of coordinates-axinite. (Donnay). 621

Transfusion of. quartz xenoliths inalkali basic and ultra basiclavas, southwest Uganda.(Holmes) 68

Transfusion of quartzite. (Rey-nolds). . 68

Trend of mineralogical research.( T a r r ) . . . . . 2 0 6 , 8 6 9

Triclinic crystals, nonnal setting

o f . (Peacock) . . . .588 ,987Tsuru, K.. 312Tuhua l i te . (Marsha l l ) . . . . 1131Tunell, G. and Ksanda C. J. Space

groupandunitcellof sylvanite 728207

Turquois in Cornwall. (Russell). . . 808Two-circle calculation in the hex-

agonal system. (Parsons).. . . . 581

Ungemachite and clino-ungemach-ite, new minerals from Chile.(Peacock, Bandy).

Urry , W. D. . . . . .

Valences of iron in pyrite and mar-casite. (Buerger). . . . .

Valentinite and andorite (?) frornOregon, crystallography of,(Schaller).

Vanado-magneti te. (Tepper).. . . . .Varulite. (Quensel)Vein filling at Nevada City, Calif.

(Johnston).Vein quartz pseudomorphs of cross

fiber asbestos in Virginia.(Thiesmeyer).

Virginia diabase, mineralogy of.(Pegau).

Vitrains, refractive indices of.(Quirke, McCabe).

Vivianite group, crystallographicstudies in. (Barth).

Vivianite-r-ray data.von Eluene, R. Estimating the fn-

ishing birefringence color of acrystal of random orientationin a thin section..

2072L2

6518 1 1876

216

701

872

219

325329

926

W a g e r , L . R . . . . . . 1 0 7 2'Walrlstrom, E. E. Octahedral part-

ing on galena from Boulder,Colorado. 906

W a l l s , R . . . . . . . . . 1 0 7 2Weissenberg treatment of crystals

belonging to the oblique sys-t e m s . ( B u e r g e r ) . . . . . . 2 l O'West,

C. D. Crystallography ofh e r a p a t l i t e . . . . . . . . . 7 3 1

Whitehouse, M. J.. . 809

1202

Wiikite (alpha and beta) (Ant-Wuorinen) . . 1131

Wilcox, R, with Emmons, R. C.Mineralogic study of silicosis.

. . . 2 0 7 , 2 5 6Wild. G. O. Praktikum der Edel-

steinkunde. [Bookreview].. . . 145Wilson, R. W. Heavy accessory

minerals of the Val Verdetonalite. 122

Winchell,A. N. Cordierite.. . . . . . . 1175Optical properties of seig-

ne t teandre la tedsa l ts . . . . . 1088Further studies of the zeo-

l i t e s . . . . . . . 8 5 , 2 0 6Elements of optical min-

era logy . [Bookrev iew] . . . . . . . 810'Winchell,

H. New method of inter-pretation of petrofabric dia-grams. . 15

'Wolfe, C. W. Reorientation of

THE AM ERICAN M I NERALOGIST

riimerite. 736Wolff, J. E. Hastingsite in theralite

fuomCrazy Mts.,Montana .. 742Wollastonite solid-solutions from

Scawt Hill, Co. Antrim'(Tilley) 1072

'Woodhouseite, a new mineral ofthe beudantite grouP. (Lem-mon).. 939

Yaeckel, M. P., Howell , D. H.with Kennard, T. G. Spectro-scopic examination of colorlessandbluehali te 65

Young, J. A., Jr. with Quinn' A.Minerals and associated rocksat Copper Mine llitrl' Rh.Island. 279

Zeolites, further studies of. (Wio-c h e l l ) . . . . . 8 5 , 2 0 6