Mine detail: Rowley Mine

Previously called 'Umpqua Copper Group'

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Location

Lat / long:

42.81565, -122.94393

Resource(M)

Primary:	Copper, Zinc
Secondary:	Silver, Gold
Ore:	Chalcopyrite, Pyrite, Sphalerite
Gangue:	Calcite, Quartz, Sericite, Talc

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Applegate Group (May Creek Schist)
Host type:	Schist
Associated type:	Amphibolite
Alteration processes:	Hydrothermal

References

MRDS	M061198
DEP	10042904
Reference	RAMP, L., 1973, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY, OREGON; ODGMI BULL. 75, P. 2
Reporter	Johnson, Maureen G., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.