Mine detail: Rich Hill

Previously called ''

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Location

Lat / long:

39.20489, -121.04492

Resource(M)

Primary:	Gold
Secondary:	Lead, Zinc
Tertiary:	Arsenic
Ore:	Gold
Gangue:	Quartz

Production

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

Geology

Host type:

Diabase

References

MRDS	C011368
DEP	10007495
Reference	JOHNSTON, W. D., 1940 , THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIFORNIA: US GEOLOGICAL SURVEY PROFESSIONAL PAPER 194 , P. 90 - 91 , PL. 36 , 37
Reporter	Bowman, J. And Albers, J., Mosier, Dan