Silica from Diablo Range, California, USA


USA
California Alameda County Livermore Mining District (Tesla District) Tesla ⓘ Unknown Silica prospect [1]	USGS MRDS database (2005), loc. file ID #10097001. Huey, Arthur Sidney (1948), Geology of the Tesla quadrangle, California California Division Mines Bulletin 140, 75 pp.: 61, Pl. 1
Contra Costa County Antioch ⓘ Antioch-Marchio prospect	Davis, Fenelon Francis & J.W. Vernon (1951), Mines and mineral resources of Contra Costa County, California: California Journal of Mines and Geology (Report 47): 47(4): 581-582.
Brentwood ⓘ Silica Company of California Mine	Davis, Fenelon Francis and H.B. Goldman (1958) Mines and mineral resources of Contra Costa County. California Journal of Mines and Geology: 54(4): 585, Pl. 5. Davis, Fenelon Francis & J.W. Vernon (1951), Mines and mineral resources of Contra Costa County, California: California Journal of Mines and Geology (Report 47): 47(4): 584
Byron ⓘ Byron plant	USGS MRDS database (2005). MESA Report No. R-2, Identification NO04-01949,9-18-75 Phoenix, Arizona
Nortonville ⓘ Roberts Sand Company Mine (Black Diamond Mine)	Davis, Fenelon Francis and H.B. Goldman (1958) Mines and mineral resources of Contra Costa County. California Journal of Mines and Geology: 54(4): 580. Davis, Fenelon Francis & J.W. Vernon (1951), Mines and mineral resources of Contra Costa County, California: California Journal of Mines and Geology (Report 47): 47(4): 583-584
ⓘ Unnamed Silica mine [1]	USGS MRDS database (2005), loc. file ID #10076503. Bureau of Land Management Township Report (1963 & 1969) (7-29-63, & 3-7-69)
Somersville ⓘ Antioch Mine	McCulloch, W.C., Oesterling, W.A., Spurck, W.H., & Tischler, M.S. (1964), Minerals for Industry, Northern California, Southern Pacific Company: Vol. II: 71.
ⓘ Pittsburg Sand Company Mine	Davis, Fenelon Francis and H.B. Goldman (1958) Mines and mineral resources of Contra Costa County. California Journal of Mines and Geology: 54(4): 582, Pl. 5.
Stanislaus County Black Wonder Mining District Copper Mountain ⓘ Hammond occurrence (Silica No. 1)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Patterson ⓘ J. J. Cummings and Thomas Wolf property	(2005) Mineral Resources Data System (MRDS), US Geological Survey.

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