Mine detail: Dave Force Mine

Previously called 'Quicksilver Producers'

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Location

Lat / long:

42.60621, -122.9567

Resource(M)

Primary:	Mercury
Ore:	Cinnabar
Gangue:	Calcite, Chalcedony

Production

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

Geology

Host type:	Sandstone
Associated rock:	Umpqua
Associated type:	Diabase
Structure:	Faults
Alteration processes:	Hydrothermal Alteration

References

MRDS	M055181
DEP	10088614
Reference	{Deposit:: WELLS, F. G. AND WATERS, A. C., 1934, QUICKSILVER DEPOSITS OF SOUTHWESTERN OREGON: USGS BULL. 850, P. 51.}{Deposit:: BAILEY, E.H., USGS, PERSONAL FILES}{Deposit:: BROOKS, H.C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P. , P. 76., P. 76.}{Production:: BROOKS, 1963}
Reporter	Bergquist, Joel R., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.