Mine detail: Barnes Butte

Previously called 'Prineville Quicksilver'

<< Back to the map

Location

Lat / long: 44.32594, -120.81944

Resource(M)

Primary: Mercury
Ore: Cinnabar
Gangue: Chalcedony, Opal
Orebody form: LENSES
Discovery year: 1940

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1940 - 1942

Geology

Host rock:Clarno Formation
Host type:Tuff
Associated type:Rhyolite
Structure:Small Fractures , Major Fault Trending N70e
Alteration processes:Hydrothermal Alteration , Silicification Of Rhyolite

References

MRDSM055976
DEP10041057
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:: FREDERICK, F., 1945, STATE OF OREGON MAP SHOWING LOCATION OF QUICKSILVER DEPOSITS: OREGON DEPT. OF GEOL. AND MIN. INDUSTRIES, SCALE 1:1,000,000}
ReporterPeterson, Jocelyn A., Horley, D., Walker, G. W. And Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.