INDEX TO VOLUME 4. 



Note. — Italicized page numbers indicate maps or illustrations. 



PAGE 



Adams, F. 1)., cited on hornblende 384 



Albatross, observations of ocean tem- 

 peratures 269 



AMPHIBOLES, classification of 359- 



Analyses : 



— , Altered serpentine 429 



— , Amphiboles 377, 383 



— , Biotite diorite 47 



— , Glaueophanes 372 



— , Granite-porphyry dike 20 



— , Minette 346 



— , Mine Waters at Ruth Mine 332 



— , Monzonite 307 



— , Monzonite porphyry 310 



— , Ore-bearing porphyry 322 



— , Porphyry at Chinaman Mine 324 



— , Quartz biotite diorite 47 



— , Rhyolite 26 



— , Waters in Comstock Lode 189, 192 



— , White Pine Shale 295 



ANDERSON, F. M., cited on Monterey 

 formation 53 



— — , cited on Point Reyes Peninsula 42 



— — , cited on last shore of Bodega 

 Bay - 43 



Andesite 58 



— , Mark West 58, 59 



Axdrees, cited on inshore cold water 



belts 274 



Arnold. Ralph, cited on age of Mer- 

 ced Beds 86 



Asiibury, C. H., cited on name Sing- 



ats'-e 3 



Atlas Formation' of Tehachapi re- 

 gion 440 



Basalt 26 



Bear Valley 458, 460 



Becke, F., cited on hornblende 367 



— — , on crystalline schists 395 



Becker, G. F., cited on altered ser- 

 pentine 426 



— — — , on asperite and andesite .... 71 



— — — , on Comstock Lode 



179, 185, 186, 187, 193, 198 



— — — , on Eocene 52 



— — — , on Knoxville series 51 



, on Basalt 86 



Berghaus, cited on inshore cold water 



belts 274 



Biotite-diorite 43 



Blasdale, W. C, cited on analysis of 



Amphiboles 364 



Blout, defined 324 



Bodega diorite 43 



Bodega Peninsula, field aspects of .... 43 



— — , petrography of .- 44, 48 



Bonanzas of the Comstock Lode 183 



— , location of 197 



Breckenridge Mountain, features of 398 



Brites Valley 454, 456. 458 



Brogger, cited on monzonite 306 



— — , on amphiboles 371 



Buchanan, J. Y., cited on coastal cold 



water belts 275 



Bukowski, cited on rhodusite 368 



Cable Formation of Tehachapi re- 

 gion 441, 



Canyon of the Kern 



Capay Valley, pre-volcanic beds of.... 



Churchill Canyon 



Coast Ranges, a geological section of 

 39, 6t 



— — , map of, north of San Francisco 



— — , pre-Franeiscan sedimentaries of 

 Cold Water, inshore belt of, Pacific 



Coast 270, 



— — , — — , along other coasts 



— — , — — , hypotheses for 



Comstocn Lode, bonanzas of 



— — , cross section through 



— — , deep ores and waters of 



, faults of 178, 179, 180, 



— — , forks of 



— — , ground plan of 



— — , Hale and Norcross tunnel of.... 



— — , rocks of 



— — , structure and genesis of 



Contact Phenomena 304, 



Cope, E. D., cited on Tertiary verti- 



brata 



Copper, native 



— , deposits 



— — , at Pine Hill, Nevada Co 



— — , at Campo Seco, Calaveras Co. .. 



— — , the valley group 



— — , at Copperopolis, Calaveras Co. 



— — , at Napoleon Mine, Calaveras 

 Co 



Copper-bearing Porphyry 



— — , Intrusive Relations of 



— — , Structure of 



— — . Petrographies] Characters of-.. 

 Coromilas. L. A., cited on elasticity 



of gvpsum and mica 



Corundum in minette 



Cross, W., cited on Amphibole 



Cummixgs Valley 456, 



Dall. W. H., cited on Martinez for- 

 mation 104, 



Daly', R., cited on hornblende 



Davidson, cited on astronomical ob- 

 servations 



— — , on California inshore cold wa- 

 ter belt 273, 



Dawkins, W. B., cited on Ovibos 



Dawson, G. M., cited on granite of 

 British Columbia 



Dikes at Mineral King 



Duhamel, J. M., cited on heat conduc- 

 tivities of minerals 



Eologite 387.389, 391. 392, 



Emmons, S. F., cited on granite of the 

 Wasatch Range 



Epidote Schist 391, 



Fairbanks. H. W., cited on Altered 

 Serpentine 



— — — , on Chico-Tejon 



Faults 78, 79, 82, 450, 



— , in Comstock Lode 178, 179, 180, 



— , in Robinson mining district 



442 

 4 06 

 55 

 3 



, 78 

 43 

 42 



271 

 274 

 281 

 183 

 184 

 187 

 183 

 182 

 185 

 186 

 193 

 177 

 315 



127 

 32 

 287 

 413 

 415 

 414 

 418 



422 

 311 

 312 

 313 

 318 



204 

 345 

 368 

 458 



111 



381 



264 



282 

 151 



289 

 241 



208 

 393 



392 



426 

 106 

 458 

 183 



353 



[463] 



