566 



INDEX. 



/ 



Smartsville Hill, volcanic capping on, 382. 

 Smartsville and Timbuctoo, list of companies at, 191. 

 Smilow & Co's Claim on Gold Hill, near San Andreas, 



locality of implements in gravel under volcanic, 274. 

 Smith's Flat, near Placerville, 86, 104, 111. 



locality of diamonds, 304. 

 Smith, II., Jr., quoted, 204, 371, 372. 

 Smith's Point, near Yankee Jim's, 84, 89, 95, 113, 114, 



118. 

 Snell, P., M. D., authority for discovery of implements under 



Table Mountain, 2G2. 

 Snelling, locality of implements in gravel, 262. 



Snow Point, 401, 403, 406. 



Soapwced, near Placerville, locality of implements in gravel, 

 276. 



Soldier's Gulch, 87. 



Solvent, by aid of which the gold was deposited, 356. 



Sonora, locality of vertebrate fossils, 250. 



Sonora Tunnel, stone bead from, under basalt, 266. 



Soulsbyville, 140. 



locality of vertebrate fossils, 258. 

 South Africa, occurrence of diamonds in, 363. 

 Southern Atlantic States, prospects of success in use of 



hydraulic method, 62, 373. 

 Southern Cross Claim, near Dutch Flat, 421. 

 Southern Sierra Nevada, not very auriferous, 311. 

 Spanish Creek, near Quincy, 217. 

 Spanish Creek, El Dorado County, locality of implements in 



gravel under lava, 277. 

 Spanish Dry Diggings, 85, 115. 



crystallized gold from, 358. 

 Spanish Flat, El Dorado County, locality of fossils in bed- 

 rock, 37- 

 locality of implements in 

 gravel, 276. 

 Spanish Flat, near La Porte, 448. 

 Spanish Peak, 216, 471. 

 Spanish Ranch, near Quincy, 472. 

 Specimen Claim, Byrd's Valley, 93, 114. 

 Specimen mines, not considered reliable, 357. 

 Spotted gravels, 77. 

 Spring Tunnel, near Volcanoville, 90. 

 Springfield, 123. 



locality of implements in gravel, 263. 

 Spring Valley Hydraulic Gold Company, 480. 

 Squire's Canon, 148, 153. 



Stanislaus County, implements in gravel from, 262. 

 Stanislaus River, area drained by, 10. 



breaks across lava-flow, 349. 

 Pliocene representative of, 343. 

 State Geological Survey, first published views of, in regard to 

 character of high gravels, 73. 



Steep Hollow, 157. 



Sterrett's Claim, Sailor's Canon, 84, 92, 114. 



Stevens, O. W., testifies to finding stone bead under basalt 



in Sonora Tunnel, 266. 

 Stickner's Guleh, 117. 

 Strata of gravel, curving on bed-rock, 519. 

 Streams, present, excavating power of, 347. 



Structural relations of bed-rock series, 48. 

 Sucker Flat, 91. 



Sugar Loaf, near Iowa Hill, 103. 

 Sugar Loaf, near Diamond Springs, 101. 

 Sugar Loaf, near Nevada City, 182, 184. 

 Sugar Loaf, near Puckerville, 88. 

 Sugar Loaf, near Volcano, 102. 

 Sugar Loaf, near You Bet and Red Dog, 164, 169. 

 Sulphur Mountain, 19. 



Sulphurcts in gravels at Manzanita Hill, 390. 

 Summit Peaks of Cordilleras, elevation of, 28. 

 Surface of bed-rock, 333, 336. 

 Surface mining, 301. 



Survey of gravel region, difficulties of, 79. 

 Susanville, 218. 

 Swenson, W. O., authority for finding implements in gravel 

 under lava, 274. 



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Table Mountain, Butte County, or Oroville, 207, 479. 



Tuolumne, or Sonora, 131-137. 

 locality of implements under basalt, 2jQ4. 

 locality of vertebrate remains, 258. *""""" 

 cause of the preservation of the channel 

 under it, 348. -Z 



Table Mountain form, how produced, 347. 

 Table Mountains, their geological relations, 52. 

 Table Rock, near Howland Flat, 453. 

 Tailings, in canons of Bear Creek and tributaries, 425. 



in Steep Hollow and Bear River, 160. 

 in Slate Creek, rich in gold, 458. 

 valleys of streams choked with, 348. 

 Tapir, fossil, from Sonora, 250. 

 Teaff's Diggings, 148. 

 Teaff's Shaft, 151. 



Terraced hills along the base of the Sierra Nevada, 521. 

 Tertiary epoch, difficulty of recognizing divisions of, 320. 



man existing during, evidence from Portugal, 

 282. 

 Tertiary Gravels, their elevation and thickness, 297. 

 Tertiary and Recent gravels, comparison of, 334. 

 Tertiary volcanic rocks and silver regions, 354. 

 Texas Flat, locality of vertebrate remains, 257. 

 Theory of gravel deposits, what is clearly eslablished in regard 



to it, 292-298. 

 Thickness of gravels, great, at Blue Tent, 413. 



at Indiana Hill, 304. 

 of gravels diminishes, north of Middle Yuba River, 



307. 

 ' of gravels indicates great size of Pliocene rivers, 



343. 



of gravels, as connected with success in hydraulic 



mining, 373. 

 of lava-flows, near Forest City, 434. 



Thompson's Hill, 150, 154. 



Thunder-storms in Sierra Nevada, 15. 



Ti minens Mine, near You Bet, 169. 



Time elapsed since human race appeared in California, 284. 



Tippecanoe, near Oregon Creek, 431. 



Tipton Hill, 98. 



