Mine detail: Excelsior Mine

Previously called ''

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Location

Lat / long:

40.55041, -122.77971

Resource(M)

Primary:	Gold
Secondary:	Copper
Ore:	Chalcopyrite, Gold
Gangue:	Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:

Slate

References

MRDS	M023824
DEP	10035882
Reference	CRAWFORD, J.J., 1896, THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 13, P. 446
Reporter	Nelson, Scott C. (Albers, John, P.)