Mine detail: Alta

Previously called 'Oro Fino'

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Location

Lat / long:

42.2026, -123.72422

Resource(M)

Primary:	Gold
Tertiary:	Copper
Ore:	Pyrite
Gangue:	Quartz
Orebody form:	QUARTZ STRINGERS

Production

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

Geology

Host rock:	Josephine Peridotite
Host type:	Serpentinite
Associated type:	Plutonic Rock
Structure:	Dike Strikes N40e, Extends 1.5 Miles

References

MRDS	M060626
DEP	10042710
Reference	{Deposit:: RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45 P}{Deposit:: OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P. 121}
Reporter	Johnson, Maureen G., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.