Latitude: 32°41'28"N
Longitude: 116°15'16"W
A former feldspar and silica mine located in the SW¼NW¼ sec. 15, T17S, R7E, SBM, 3.5 km (2.2 miles) NNE of Boulevard, in McCain Valley.
References
Weber, F.H., Jr. (1963a), Mines and mineral resources of San Diego County, California; California Division of Mines and Geology, County Report No. 3, 309 pp.: No. 56: 83.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 364.
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