Mine detail: Black Hawk

Previously called 'Leonard and Halloran'

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Location

Lat / long:

35.3036, -117.61367

Resource(M)

Primary:	Tungsten, Gold
Ore:	Gold, Scheelite
Gangue:	Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1906, 1914 - 1918, 1920

Geology

Host type:

Schist

References

MRDS	M022601
DEP	10035302
Reference	{Deposit:: LEMMON, D. M., TUNGSTEN DEPOSITS IN THE US; UNPUBLISHED DATA, P. 338 - 339.}{Deposit:: PARTRIDGE, J. F., 1941, TUNGSTEN RESOURCES OF CALIFORNIA; CA. JOUR. MINES AND GEOLOGY, VOL. 37, NO. 2, P. 285 - 286.}{Deposit:: WRIGHT, L. A. AND OTHERS, 1953, MINES AND MINERAL DEPOSITS, SAN BERNARDINO COUNTY, CA.; CA. JOUR. MINES AND GEOLOGY, VOL. 49, NOS. 1 & 2, P. 112, APPENDIX.}
Reporter	Fraticelli, L. A. (Albers, J.)