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Boarding House Vein Mine, Mount Bullion, Bagby-Mariposa-Mount Bullion-Whitlock District, Mother Lode Belt, Mariposa Co., California, USA

Latitude: 37°30'2"N
Longitude: 120°2'31"W

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A former lode Au mine located in sec. 18, T5S, R18E, MDM (UTM estimated, sec. lines projected), 0.3 km (800 feet) S of Mount Bullion. Operated during the period 1902-1903. MRDS database stated accuracy for this location is 1,000 meters. A Las Mariposas grant mine.

Mineralization is a vein deposit. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains).

Workings include unspecified surface and underground openings.

Production data are found in: Bowen, O.E., Jr. & C.H. Gray, Jr. (1957).

Produced 133.69 tons of ore yielding $2,060.30 or an average of $15.43 per ton (period values).

Mineral List

Gold

Quartz

2 entries listed. 2 valid minerals.

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References

Logan, Clarence August (1934), Mother Lode Gold Belt of California: California Division Mines Bulletin 108, 221 pp.: Prod sheet facing p. 188.

Bowen, O.E., Jr. & C.H. Gray, Jr. (1957), Mines and mineral deposits of Mariposa County, California: California Journal of Mines and Geology: 53(1&2): 243.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10102905 & 10285968.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060430518.

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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