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Lucky Boy Mine [1], Kentucky House, San Andreas District, Mother Lode Belt, Calaveras Co., California, USA
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Latitude: 38°8'49"N
Longitude: 120°39'26"W
 
 
A former lode Au-Cu mine located in the NE¼NW¼ sec. 4, T3N, R12E, MDM, 2.3 km (1.4 mile) SE of Kentucky House and 2.6 km (1.6 miles) NW of Fourth Crossing, along the South Fork Calaveras River. MRDS database stated accuracy for this location is 500 meters.

Mineralization is a vein deposit hosted in serpentinite and schist. The vein varies in thickness from 12 inches (30 cm) to 20 inches (50 cm). Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada).

Workings include underground openings comprised of 2 crosscut adits to the E and drifts plus a 105 foot inclined shaft.

No production record found.

Mineral List

Gold
Quartz


2 entries listed. 2 valid minerals.

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References

Tucker, W. Burling (1916), Amador, Calaveras, Tuolumne Counties: California Journal of Mines and Geology, California Mining Bureau. (Report 14): 14: 1-172; […(abstract): Geol. Zentralbl., Band 27: 396 (1922)]: 92.

Knopf, Adolf (1929), The Mother Lode system of California: USGS Professional Paper 157, 88 pp.; […(abstract): Engineering & Mining Journal: 128: 24 (1929); […Geol. Zentralbl., Band 41: 364-367 (1930)]: 157 (?), Pl. 2.

Logan, Clarence August and Franke, H. (1936), Mines and Mineral Resources of Calaveras Co.: California Division of Mines, California Journal of Mines & Geology, California Division of Mines (Report 32): 32(3): 270, 311.

Eric, J.C. (1948), Tabulation of Copper Deposits in California in: Copper in California: California Division of Mines Bulletin 144: 221.

California Division of Mines Economic Mineral Map of California No. 6 (194_).

Clark, Wm. B. & P.A. Lydon (1962), Mines and mineral resources of Calaveras County, California: California Division of Mines & Geology County Report 2; [… Geological Society of America Proceedings, 1933: 312-313, 1934]: 164, Pl. B.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028764 & 10260195.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060090343.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. 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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