Mine detail: Mogul

Previously called ''

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Location

Lat / long: 42.29626, -118.7038

Resource(B)

Primary: Mercury
Tertiary: Barium-Barite, Copper
Ore: Barite, Cinnabar, Limonite
Gangue: Dolomite, Kaolinite, Opal
Discovery year: 1939

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1941 - 1942

Geology

Host rock:Steens Mountain Volcanic Series
Host type:Andesite
Structure:Local Fracturing
Alteration processes:Silicification, Kaolinization, Limonitization

References

MRDSM054961
DEP10040260
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., Ferns, Mark L., Frank, Dave, Gray, Jerry J., Li, Zhiping (Peters, S.)