Mine detail: Junction Mine

Previously called 'Calumet and Arizona Mine'

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Location

Lat / long: 31.43097, -109.89371

Resource(M)

Primary: Copper
Secondary: Lead, Zinc, Manganese, Silver, Gold
Tertiary: Cobalt, Indium, Tin, Bismuth
Ore: Anglesite, Bornite, Chalcocite, Chalcopyrite, Psilomelane, Sphalerite
Gangue: Galena, Pyrite, Quartz
Orebody form: IRREGULAR

Production

Operation type: Unknown
Deposit type: Replacement
Production size: Large
Development status: Past Producer

Geology

Host rock:Escabrosa Limestone;Martin Limestone
Host type:Limestone
Associated rock:Sacramento Hill Stock
Associated type:Granite
Structure:Pre-Mineralization Faulting And Tilting, Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization
Alteration processes:Gossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism

References

MRDSM002152
DEP10027118
Reference{Deposit:: USGS BULL. 710, 1920, PL. IV, P.113}{Deposit:: ARIZ. B. OF M. BULL. 127, 1930, P.45}{Deposit:: KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 88.}{Deposit:: FARNHAM, 1961, USBM IC 7990, P. 11}{Production:: KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.}
ReporterGere, W., Laraba, Peter (Gest, Don E.)