Mine detail: Maud S.

Previously called 'Oregon Mercury Corp.'

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Location

Lat / long: 43.01482, -122.93254

Resource(M)

Primary: Mercury
Ore: Cinnabar
Gangue: Calcite, Chalcedony, Limonite

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1928 - 1930

Geology

Host rock:Colestin-Fisher
Host type:Andesite
Alteration processes:Host Rocks Are Sheared, Carbonatized And Impregnated With Calcite And Chalcedonyvenlets. Gouge Rich Zones Are Common.

References

MRDSM055877
DEP10040974
Reference{Deposit:: BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P.}{Deposit:: BAILEY, E. H., USGS, PERSONAL FILES}{Deposit:: MERCURY IN OREGON, 1965, USBM IC 8252}{Deposit:: RAMP, L., 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY, OREGON: ODGMI BULL. 75, P. 54}
ReporterFerns, Mark L. (Brooks, Howard C.), Gray, Jerry J., Peterson, Jocelyn A.