INDEX 
Page. 
^Egirite 90 
Alaska, minerals from 129-131 
Alibegoff, G., cited, on separation of ura- 
nium 24 
Alnnite 37-41 
Alunite-jarosite group 32-41 
Amblygonite 122 
Analcite 76-79 
Andalusitic rock 10">, 106 
Anhydrite 132 
Apophyllite 126 
Argentina, dumortierite from 94, 118 
Arizona Central mine 49-51 
Arizona Copper Company 47-53 
Auburn, Me 139 
Austria, dumortierite from 93-94 
Beaunan, France 92 
Becker, G. F., letter of transmittal 5 
Benedicks, C, on thalenite and yttrialite.. 61-63 
Bergen Hill, N. J 85-87,89-90 
Bertrand, E., on dumortierite 91,113,119,120 
Big Bug district, Ariz 132 
Blue Mountain district, Utah 11 
Bogg's mine, Ariz 132 
Bohemia, dumortierite from 93 
Boleo, Mexico 48 
Bon Ton mines, Ariz 46 
Boothite 122-123 
Bournonite . 132 
Boutwell, J. M., wiltemite crystals 46 
Branchville, Conn 121 
Braun, F., on dumortierite localities 95 
Brignais, France 92 
Brochantite 52 
Buxton mines, S. Dak 37 
Calamine 46 
Californite 72-74 
Campo Seco, Cal 123 
Carnotite ' 9-31 
Cassiterite 129-131 
Cassiterite Creek, Alaska 129-131 
Chabazite 81-84 
Chalcocite 45-46 
Chaponost, France 91 
Chase Creek, Ariz 46-47, 53-54 
Chromium 14, 21 
Chrysocolla 47-48 
Church, A. H., cited, on silver phillipsite.. 75 
Clarke, F. W., on gyrolite 125 
on pseudo-serpentine 69-71 
on thomsonite 73 
on vesuvianite 73 
prefatory note 7-8 
Bull. 262—05 10 
Page. 
Clarke, F. W., and Steiger, George, cited... 75 
on californite 72-74 
Clifton district, Ariz 45 
Clifton-Morenci district, Ariz 42 
Clip, Ariz 95,106 
Collier, A. J., on zinnwaldite 129-130 
Cooks Peak, N. Mex 32,34,35,36 
Copper Mountain mine, Ariz 52 
Copper Prince claim, Colo 24-29 
Copper Queen mine, Ariz 52 
Copper-pitch ore 48, 49 
Cornwall, England, minerals from 53,140,141 
Coronadite 42-45 
Coronado mine, Ariz 42, 48, 51 
Corundum 39 
Cripple Creek, Colo 55, 56, 126 
Cross, W., on alunite 37 
Cumenge, E., and Friedel, C, on carnotite. 9, 
22-24, 28-29 
Curie, M. and Mine., on carnotite 9, 26 
Cyanite 96 
Damour, A. A., on dumortierite 91, 93, 113, 120 
Dana, E. S., cited 51,111,125,127,128 
Dehesa, Cal 96 
Detroit mine, Ariz 48, 49 
Diller, J. S., on pseudo-serpentine 70 
Diller, J. S., and Riggs, R. B., on dumor- 
tierite 91, 120 
Dioptase 46, 47 
Duling, J. R 16 
Dumortier, E 91 
Dumortierite 91-120 
Eakle, A. S., on pectolite 124 
Elaeolite 90 
Emmonsite 5.5-56 
Faroe Islands .' 88-89 
Ferric tellurites 56 
Ford, W. E., on dumortierite 91, 
96,102,114,116,117,120 
Fort Point, Cal 125, 126 
Foullon, H. von, cited 24 
Frenzel, A. B 12 
Friedel, C, and Cumenge, E., on carnotite. 9, 
22-24.28-29 
Fulmer, Elton, cited 69 
Garfield Gulch, Ariz 46,47 
Garnet 72, 73 
Gerhardtite 53,54 
( Jermany, dumortierite from. 91, 93, 94,112, 113, 118 
Glaucodot 132-133 
Goldschmidt, V., cited ... 110,111,127,128,141,142 
Gounard, F., on dumortierite 91,113 
Grand Manan, N. B 87-88 
145 
