WEEKS.J 
PETROLOGY, AND MINERALOGY FOR 1892-1900. 
71 
Economic geology— Continued. 
California. 
Alameda County, Watts, 5894. 
Amador County, Preston, 4455. 
Auriferous conglomerate in California, Dunn, 
1577. 
Auriferous conglomerate in California, Fair- 
banks, 1751. 
Auriferous conglomerate of Transvaal, 
Becker, 347. 
Bidwell Bar folio, Turner, 5471. 
Bituminous rock deposit, Cooper, 1065. 
Bituminous rock deposits, Fairbanks, 1770. 
Buried rivers as a source of gold, Scupham, 
4901. 
Calaveras County, Preston, 4457. 
California asphaltum, Lakes, 3352. 
California gold-quartz veins, Lindgren, 3526. 
California placer gold, Browne, 638. 
Coal and clays in Amador County, Watts, 5895. 
Coal beds of California, Fairbanks, 1759. 
Coal deposits of California, Turner, 5449. 
Coffee Creek mining district, Hershey, 2493. 
Colfax folio, Lindgren, 3547. 
Colusa County, Watts, 5896. 
Contra Costa County, Watts, 5897. 
Deep mining at Utica mine, Angels, Califor- 
nia, Collier, 1054. 
Del Norte County, Watts, 5898. 
Downieville folio, Turner, 5467. 
Eldorado County, Preston, 4458. 
Fresno County, Watts, 5899. 
Gas and petroleum yielding formations of 
California, Watts, 5908. 
Geology of a section of Eldorado County, Fair- 
banks, 1743. 
Geology of Sierra Nevada, Turner, 5465. 
[Gold] Auriferous gravels, Diller, 1498. 
[Gold] Auriferous veins of Meadow Lake, 
Lindgren, 3519. 
Gold-bearing lodes of the Sierra Costa Moun- 
tains in California, Hershey, 2494. 
Gold deposits at Pine Hill, Lindgren, 3516. 
Gold formations. Storms, 5266. 
Gold in granite and plutonic rocks, Blake. 169. 
Gold ores of California, Turner, 5464. 
Gold pocket deposits, Hershey, 2488. 
Gold-quartz veins of California, Lindgren, 
3531,3533. 
Gold-silver veins of Ophir, Lindgren, 3523. 
Golergold diggings, Nason, 4067. 
Hot springs and associated mineral deposits, 
Fairbanks, 1747. 
Humboldt County, Watts, 5900. 
Jackson folio, Turner, 5451. 
Kern County, Watts 5901. 
Lake County, Watts, 5902. 
Lassen Peak sheet, Diller, 1495. 
Los Angeles County, Storms, 5260. 
Magalia drift mine, Gassaway, 1948. 
Manganese, Weeks, 5966. 
Marin County, Watts, 5903. 
Marysville folio, California, Lindgren and 
Turner, 3527. 
Metamorphic rocks, piv-Cretaceous, age of, 
Fairbanks. 1733, 1739. 
Economic geology— Continued. 
Calif or n la— Continued . 
Mineral deposits of eastern California, Fair- 
banks, 1755,1762. 
Mineral deposits of Inyo, Mono, and Alpine 
counties, Fairbanks, 1742. 
Mines of gold belt, Storms, 5265. 
Mining in the Mojave Desert, Endlich, 1720. 
Mining on the California gold belt, Storms 
5268. 
Mother Lode district folio, California, Hau- 
some, 4543. 
Mother Lode, Browne, 639. 
Mother Lode, Lakes, 3344. 
Mother Lode of California, Fairbanks, 1760. 
Mother Lode region of California, Storms 
5267. 
Natural gas in 1894, Weeks, 5967. 
Natural sodium salts, Packard, 4233. 
Nevada City special folio, Lindgren, 3529. 
Nevada County, Hobson and Wiltsee, 2653. 
Notes on "crossings," Hoover, 2728. 
Notes on the gold ores of California, Turner, 
5459. 
Occurrence of gold-bearing quartz, Rickard, 
4592. 
Ore deposits and their inclosing walls, Fair- 
banks, 1737. 
Ore deposits with reference to the Mother 
Lode, Fairbanks, 1752. 
Oil and gas yielding formations, Watts, 5909, 
5912. 
Oil fields of Kern County, Cal., Parsons, 4255. 
Oil formations of California, Watts, 5910. 
Onyx marbles, Merrill, G. P., 3944. 
Ores in lodes, persistence of, Stevenson, R., 
5234. 
Outlines of geology of California, Fairbanks, 
1767. 
Petroleum deposits of California, Fairbanks, 
1771. 
Petroleum, genesis of, Cooper, 1064. 
Petroleum in California, Peckham, 4290. 
Petroleum in California, Watts, 5911. 
Petroleum industry in California, Fairbanks, 
1758. 
Placerville folio, Lindgren and Turner, 
3525. 
Platinum, Day, 1461. 
Precious-metal industry, Emmons, 1686. 
Primary gold deposits of Sierra Nevada, 
Lindgren, 3543. 
Production of tin, Rolker, 4661. 
Red Rock, Goler, and Summit mining dis- 
tricts, Fairbanks, 1741. 
Replacement ore deposits Turner, 5480. 
Report of State mineralogist, Crawford, 1145. 
Sacramento County, Watts, 5904. 
Sacramento folio, Lindgren, 3522. 
San Bernardino County, Storms, 5261. 
San Diego County, Storms, 5262. 
Santa Clara County, Watts, 5905. 
Shasta County, Fairbanks, 1734. 
Shasta County, Hobson and Wiltsee, 2655. 
Sierra County, Preston, 4465. 
Sierra County mines, Wiltsee, 6272. 
