Arizona · Pinal County
Past Producer

Old Reliable Mine

Pinal County, Arizona, United States
CopperSilverBarium-BariteMolybdenum
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper
SecondarySilver
TertiaryBarium-Barite, Molybdenum
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formPIPE
Ore controlBreccia Pipe And Veins Near Contact Of Granodiorite And Andesite Tuff
Materials
Ore mineralsAtacamite, Bornite, Chalcanthite, Chalcocite, Chalcopyrite, Chrysocolla, Covellite, Malachite, Molybdenite, Olivenite, Tetrahedrite
GangueBarite, Chlorite, Jarosite, Pyrite, Quartz, Rutile, Sericite, Tourmaline
Geology
Host rockTuff,Latite,Andesite · Glory Hole Volcanics;Copper Creek Granodiorite
StructureBlock Faulting Trending Nnw, Most Faults Strike E-W With N60e System Less Developed
Tectonic settingBasin And Range
AlterationCentral Part Of Pipe Is Highly Silicified
Economic & production
Development statusPast Producer
Production years1973-1981
First production1890
Last production1981
Discovery year1863
Identification
Deposit ID10103740
MRDS IDM050126
RegionNA
Data scoreB
Coordinates32.75204, -110.48985
References
SIMONS, 1964, USGS PP 46.1WEED, 1913, MINING & ENG. WORLD, V. 38, P. 375-378.KUHN, 1941, ECON GEOL, V. 36, NO. 5, P. 52.1GREELEY, 1978, ADMR SPEC. REPT. NO. 2.PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERALS CARD FILE.SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATES BUREAU OF MINES SPECIAL PUBLICATION, 334 P.CIMRIGREELEY, 1976, P. 27; SIMONS, 1964; ABM FILE DATA; SAWYER AND OTHERS, 1992.