Silica from San Diego County, California, USA


USA
California San Diego County Borrego Springs ⓘ Clark Lake deposits	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 412, p. 254.
Campo ⓘ Unnamed Silica claim - 5	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 254B, p. 216.
Cuyamaca ⓘ Cuyamaca Silica occurrence	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: 213.
Jewell Valley ⓘ Risley deposit (Burroughs deposit; Risley Burroughs deposit)	Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology Van Nostrand Reinholt Press: 349.
Laguna Mountains Pine Valley ⓘ Unnamed Silica claim (1)	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 351, p. 216.
Lake Wohlford ⓘ Haldredge deposit	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 344, p. 214.
Lakeside ⓘ Featherstone deposit	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 342, p. 214.
Oceana ⓘ Crystal Silica Company Mine (Crystal Silica Pit; Crystal Silica Sand Company)	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: 253-255.
Potrero ⓘ Round Potrero deposit	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: 211.
ⓘ Unnamed Silica prospect - 2	Weber, F. Harold Jr. (1963) Geology and mineral resources of San Diego County, California. County Report 3. California Division of Mines and Geology California Division of Mines and Geology, County Report 3, 309 pp.: No. 352, p. 216.

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