Mine detail: Blue Ridge

Previously called 'Cinnabar MinesInc.Including the Number Mine'

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Location

Lat / long: 44.3554, -120.31277

Resource(M)

Primary: Mercury
Ore: Cinnabar
Orebody form: POCKETS
Discovery year: 1930

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1930-1933, 1936-1940

Geology

Host rock:Clarno Formation
Host type:Andesite
Associated rock:Clarno Formation, Andesite And Basalt Flows
Associated type:Rhyolite,Andesite,Basalt
Structure:Prominent Fault Trending N50-65e, Dip 65-85 Se
Alteration processes:Clay Alteration Along Faults And Shear Zones. Also Argillic, Silicification, Carbonatization.

References

MRDSM055195
DEP10103783
Reference{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.}
ReporterBergquist, Joel R., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.