Mine detail: Union Mine

Previously called 'Union Tunnel CompanyCynthia Claims'

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Location

Lat / long:

44.87764, -117.34463

Resource(M)

Primary:	Gold
Ore:	Iron
Gangue:	Quartz
Discovery year:	1875

Production

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

Geology

Host type:	Granite
Associated rock:	Sparta Complex
Associated type:	Granite

References

MRDS	M025503
DEP	10098357
Reference	{Deposit:: LINDGREN, W., 1901, GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON; USGS ANN. REPT. NO. 22, P. 73}{Production:: LINDGREN,1901}
Reporter	Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.