Commodities
PrimaryGold, Silver, Lead
SecondaryCopper, Zinc
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formIRREGULAR LENSES, BUNCHES
Ore controlAlong Thrust Fault Contacts Of Limestone-Sediments.
Materials
Ore mineralsGalena, Malachite
Geology
Host rockShale · Willow Canyon Formation Congl. And Siltstone.;Martin Form Dolomite
StructureHomoclinal ; Reg.Trends: Tilting And Broad Open Folds In S. And Extensive Faulting In N., Thrust And Normal Faulting - Fracture Zones.
Tectonic settingBasin And Range.
Economic & production
Development statusPast Producer
First production1925
Last production1969
Identification
Deposit ID10039408
MRDS IDM050041
Alternate namesU.S. Grant
RegionNA
Data scoreB
Coordinates31.80874, -110.76568
References
SCHRADER, F. C. 1915 USGS BULL. 582.ARIZONA BUREAU OF MINES 1971 FIELDNOTES V. 1 NO 2DREWES, H. 1971 USGS MAP I-613 (SAHUARITA QUAD).KEITH,S.B.,1974,INDEX OF MINING PROPERTIES IN PIMA COUNTY,ARIZONA:ARIZONA BUREAU OF MINES BULLETIN 189, P.126.1909 RECON F. C. SCHRADER U.S.G.S. BULL. 5821971 DIREXPL ANACONDA-POSSIBLE NEW PORPH. COPPER DEPOSIT.1971 GEOLMAP H. DREWES U.S.G.S. MAP I-613.