Mine detail: Keystone

Previously called 'Part of Mule Mtn Group'

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Location

Lat / long:

42.6962, -123.91367

Resource(M)

Primary:	Gold, Silver
Tertiary:	Copper
Ore:	Chalcopyrite, Pyrite
Gangue:	Chlorite, Quartz

Production

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

Geology

Host type:

Greenstone

References

MRDS	M061492
DEP	10043025
Reference	{Deposit:: RAMP, L. AND OTHERS, 1977, GEOLOGY, MINERAL RESOURCES AND ROCK MATERIAL OF CURRY COUNTY, OREGON; ODGMI BULL. 93, P.39}{Deposit:: OREGON METAL MINES HANDBOOK, 1940, ODGMI BULL. 14-C, VOL. 1, P.76}
Reporter	Gray, Jerry J., Johnson, Maureen G., Ferns, Mark L. (Brooks, Howard C.)