Mine detail: Black Pearl Mine

Previously called 'Camp Wood Tungsten Mine'

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Location

Lat / long:

34.68754, -113.03548

Resource(B)

Primary:	Tungsten
Secondary:	Semiprecious Gemstone, Quartz
Tertiary:	Bismuth, Gold, Silver, Molybdenum, Copper, Fluorine-Fluorite, Beryllium
Ore:	Bismuthinite, Chalcopyrite, Gold, Molybdenite, Pyrite, Scheelite, Silver, Specularite, Wolframite
Gangue:	Beryl, Biotite, Hornblende, Muscovite, Orthoclase, Quartz
Orebody form:	TABULAR, EN ECHELON
Discovery year:	1914

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
Production years:	1915-1935, 1951-1956
First production started:	1915

Geology

Host type:	Hornblendite
Associated type:	Pegmatite
Alteration processes:	Oxidized At Least 40 Feet Below Out Crop.

References

MRDS	M003351
DEP	10027556
Reference	{Deposit:: DALE, V.B., 1961, TUNGSTEN DEPOSITS OF GILA, YAVAPAI, MOHAVE COUNTIES, ARIZONA: U.S.B.M. INFORMATION CIRCULAR 8078, P. 43.}{Deposit:: WILSON, E.D., 1941, TUNGSTEN DEPOSITS OF ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 148, P. 21.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP MR-25.}{Deposit:: ANDERSON, C.A., 1955, USGS PP 278.}{Deposit:: LEMMON, D.M., UNPUBLISHED DATA.}{Deposit:: PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.}{Deposit:: SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATS BUREAU OF MINES SPECIAL PUBLICATION, 334 P.}{Other Database:: CIMRI}
Reporter	Gere, W., Johnson, Kris H. (Creasey, S.C.), Orris, Greta J.