Arizona · Cochise County
Past Producer

Denn Mine

Cochise County, Arizona, United States
CopperLeadZincSilverGoldBismuth
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper, Lead, Zinc
SecondarySilver, Gold, Bismuth
Commodity typeM
Deposit
Deposit sizeL
WorkingsUnderground
Orebody formIRREGULAR, PIPE-LIKE
Ore controlOre Bodies Near Dikes And Sills, And Faulting And Associated Brecciation
Materials
Ore mineralsAnglesite, Bornite, Chalcocite, Chalcopyrite, Gold, Silver
GanguePyrite, Quartz
Geology
Host rockLimestone · Martin Limestone;Escabrosa Limestone
Associated rockGranite · Sacramento Hill Stock
StructurePre-Mineralization Faulting And Tilting, Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization
AlterationGossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism
Economic & production
Development statusPast Producer
First production1909
Last production1973
Discovery year1905
Identification
Deposit ID10046250
MRDS IDM241118
RegionNA
Data scoreB
Coordinates31.4307, -109.88787
References
KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 86.COOPER, 1962, USGS MAP MR-22.SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATS BUREAU OF MINES SPECIAL PUBLICATION, 334 P.CIMRIKEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.