Mine detail: Butterfield Nw Mines

Previously called 'Butterfield Group Claims: Northern ChiefBemisHrattEagle BirdQueenButterfield.'

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Location

Lat / long: 40.50105, -112.14636

Resource(B)

Primary: Zinc, Gold
Secondary: Silver, Lead
Tertiary: Barium-Barite, Arsenic
Ore: Barite, Galena, Sphalerite
Gangue: Chlorite, Pyrite, Quartz, Talc
Orebody form: IRREGULAR

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host rock:Monzonite Porphyry
Host type:Monzonite
Associated rock:Monzonite Porphyry
Associated type:Monzonite
Structure:Basin And Range, Eagle Bird Fissure; A Zone Of Fracture Up To 40 Ft. Thick. (Ne-Sw; 10-85nw)
Tectonic:Sevier Orogenic Belt
Alteration processes:Sericitization, Chloritization, And Silicification

References

MRDSDC14262
DEP10020914
Reference{Deposit:: BRAY E.R., WILSON, J.C., 1975, GUIDE BOOK TO THE BINGHAM MINING DISTRICT: SOCIETY OF ECONOMIC GEOLOGISTS}{Deposit:: COOK, D.R., 1961, GEOLOGY OF THE BINGHAM MINING DISTRIST AND NORTHERN OQUIRRH MOUNTAIN, GUIDE BOOK TO THE GEOLOGY OF UTAH, NO. 16 UTAH GEOLOGICAL SOCIETY, 145P.}{Deposit:: BUTLER, B.S.,ET.AL., 1920, THE ORE DEPOSITS OF UTAH: USGS P.P. 111, 672P.}{Deposit:: BOUTWELL, J.M., 1905, ECONOMIC GEOLOGY OF THE BINGHAM MINING DISTRICT, UTAH: USGS P.P. 38, 410P.}
ReporterMohammad, Hasan