Mine detail: Balaklala

Previously called 'Windy Camp'

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Location

Lat / long:

40.72513, -122.49916

Resource(M)

Primary:	Copper
Secondary:	Silver, Gold, Iron
Ore:	Chalcopyrite, Gold, Greenockite, Malachite, Pyrite, Sphalerite, Tetrahedrite
Gangue:	Barite, Calcite, Chlorite, Quartz, Sericite
Orebody form:	TABULAR

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer
Production years:	1890S, 1906-1911, 1914-1919, 1924-1925, 1926-1928, 1948
First production started:	1895
Last production ended:	1948

Geology

Host rock:	Balaklala Rhyolite
Host type:	Rhyolite
Structure:	Faults, Folds And Warps. Most Faults Have Small Offsets - Not Recognized At Surface. The Balaklala Fault Has Vertical Displacement Of 220 Ft., Downthrown On The North.
Tectonic:	Island Arc
Alteration processes:	Sericite, Silicification, Pyritization

References

MRDS	W025289
DEP	10077587
Reference	{Deposit:: BROWN, C. G., 1914 , 14TH REPORT OF THE STATE MINERALOGIST, CALIF. MIN. BUR. REPT. 14 , PG. 761 - 762 .}{Deposit:: CRAWFORD, J. J., 1894 , 12TH REPORT OF THE STATE MINERALOGIST, CALIF. MIN. BUR. REPT. 12 , PG. 245 .}{Deposit:: KINKEL ET AL., 1956 , GEOLOGY AND BASE METAL DEPOSITS OF WEST SHASTA COPPER - ZINC DISTRICT, CALIF., GEOLOGICAL SURVEY PROFESSIONAL PAPER 285 , PG. 102 - 107 .}
Reporter	Fraticelli, L. A. (Albers, J.)