INDEX. 



635 



Pngo. 



Gilpin County, Colorado 493 



lodes of 480 



bullion product of 



587, 588 



Gilpin lode, Colorado 54G 



uear Georgetown, Col- 

 orado GOO 



Glaciers in the Toyabe Range 528 



Glacier polisliings in the Toyabe 



Eange 335 



Glacier Mountain, Colorado 618 



Globe Peak 327, 334 



altitude of 347 



Golconda Mountains 31G 



mine 317 



Gold, occurrence of 5 



Gold veins in California G 



Gold Hill group of ore-bodies on the 



Comstock lode 40, 41, 51 



Gold Hill group, arrangement of. . 77 



product of 76 



Gold, proportion of in Comstock 



bullion 82 



Gold, discovery of in Colorado 487 



Gold-bearing lodes of Colorado 486 



Gold, free, in Gregory lode 508 



Gold mining in Colorado 488,493 



Gold Eun district 316 



Golden City 478 . 



Gold Hill mine on Burroughs lode. 532 

 Gould and Curry, ore-bodies of 59, 60, 74 



mine 99, 170 



mining costs 152 



cost of shaft-sink- 

 ing 107 



air blast in 131 



product of 78 



Granite of the Virginia Eange 19 



Toyabe Eange 324 



Page. 



Granite near Austin 328 



Park Mountains, To- 

 yabe 332 



San Juan Canon, To- 

 yabe 339 



in Brasslield Canon, To- 

 yabe 340 



Grass Creek, fossils from 4G0 



Grass Valley in Toyabe Eange 321 



Great Basin 1,2 



geological observations 



on 451 



Great Eastern mine 373 



Great Eepublic mine. Mineral Hill 



district 407 



Green Eiver Coal Basin 451 



fossils from. 459 



coal, age of 465 



calorific power of 472 



table of analyses 



and value of. . . 473 



Gregory lode, Colorado, 495, 502, 505^ 506 



its relations to the 



Briggs.... 507,514,518 



Consolidated mine 509, 510 



Griffith lode, near Georgetown, Col- 

 orado 603 



Guides for stamps. 212 



Gunnell lode, Colorado 644 



Hague, Arnold, paper on Washoe 



process 273 



Hague, Arnold, cited 316, 405, 407 



on geology of White 



Pine 409 



Hale and Norcross, mine on Com- 

 stock lode 99 



Hale andNorcross, ore-bodies of .54, 55, 56 



operations of 174 



