Latitude: 37°41'9"N
Longitude: 122°25'4"W
A stone quarry located in the San Bruno Mountain State Park 1.7 km (5,400 feet) WNW of Brisbane and 4.5 km (2.8 miles) ESE of Daly City.
References
Davis, Fenelon Francis (1955), Mines and mineral resources of San Mateo County, California: California Journal of Mines and Geology (Report 51): 51(4): 438-439.
MSHA mine file reference, March, 1979.
California Division of Mines and Geology (1990), Mines and mineral producers active in California (1988-89), California Department of Conservation, Division of Mines and Geology, Special Publication 103.
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