Mine detail: Mcgregor Group

Previously called ''

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Location

Lat / long: 44.40929, -114.31732

Resource(B)

Primary: Lead, Silver
Secondary: Gold, Copper
Tertiary: Zinc, Fluorine-Fluorite
Ore: Cerargyrite, Smithsonite
Gangue: Pyrite, Quartz
Orebody form: IRREGULAR
Discovery year: 1870

Production

Operation type: Unknown
Production size: Yes
Development status: Past Producer
First production started: 1870

Geology

Host rock:Garden Creek Phyllite, Dark-Gray Sericitic Phyllite;Bayhorse Dolomite, Gray Dolomite With Few Beds Of Slate;Ramshorn Slate, Conglomerate Facies & Tan Argillaceous Slate;Kinnikinic Quartzite, Lavender Fine-Grained Quartzites; Pebble Conglomerates
Host type:Phyllite,Dolomite
Structure:Idaho Batholith, Bayhorse Anticline, Swigert Fault
Tectonic:Hinge Line, Geosyncline
Alteration processes:Silicification Of Wall Rock

References

MRDSW002483
DEP10069094
Reference{Deposit:: UMPLEBY, J. B., 1913, SOME ORE DEPOSITS IN NORTHWESTERN CUSTER COUNTY, IDAHO; USGS BULL. 539, P. 31-38, 64-67, 69}{Deposit:: ROSS, C. P., 1937, GEOLOGY AND ORE DEPOSITS OF THE BAYHORSE REGION, CUSTER COUNTY, IDAHO: USGS BULL. 877, P. 148}{Deposit:: CHAMBERS, A. E. 1966, GEOLOGY AND MINERAL DEPOSITS OF PART OF THE BAYHORSE MINING DISTRICT: UNPUBLISHED PH.D DISSERTATION, UNIV. OF ARIZONA}{Deposit:: 1913 RECON UMPLEBY, J. B.}{Deposit:: 1937 RECON ROSS, C. P.}{Deposit:: 1945 DIREXPL A. S. & R. CO., LOCATED LOW GRADE ORE}{Deposit:: 1949 DIREXPL W. B. SWIGERT & ASS., PROVED LOW GRADE ORE}{Deposit:: 1958 DIREXPL BUNKER HILL CO., NO SULFIDE DISCOVERED}{Production:: ROSS, C. P., 1937 USGS BULL. 877}{Reserve-Resource:: CHAMBERS, A. E., 1966, PH.D DISSERTATION U. OF ARIZONA}
ReporterPetersen, David W.