Commodities
PrimarySilver, Copper
SecondaryLead
TertiaryGold, Molybdenum, Zinc, Antimony
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsUnderground
Orebody formSPOTTY ORE SHOOTS, SMALL POCKETS
Ore controlFault Intersections Of Altered, Fractured Area, Quartz Fissure Vein S
Materials
Ore mineralsChalcocite, Chalcopyrite, Copper, Galena, Gold, Pyrite, Tetrahedrite, Wulfenite
GangueAlunite, Epidote
Geology
Host rockGranite
Associated rockDiorite,Rhyolite,Andesite · Squaw Gulch Granite;Lower Member Of Temporal Formation, Rhyolite Tuff & Tuff Breccia
StructureEw And Ne Trending Quartz Fissure Veins Cutting Diorite And Granite Porphyry; Both Granite And Andesite In Region Are Sliced By Nnw Sheet Ing With Steep Easterly Dip, Mineralized Breccia, Nnw Pre-Paleocene Fault & 2 Paleocene Faults
Tectonic settingNw Trending Santa Rita Fault Zone Separating Salero And Mt. Wright Son Fault Blocks
AlterationSericitized, Kaolinized, Silicitied
Economic & production
Development statusPast Producer
First production1850
Last production1924
Discovery year1850
Identification
Deposit ID10039602
MRDS IDM050441
Alternate namesCommercial Tunnel & Shaft
RegionNA
Data scoreB
Coordinates31.5618, -110.80151
References
SCHRADER, 1915, USGS BULL 582DREWES, 1971, USGS MAP I-614KEITH, 1975, ABM BULL 191ELSING & HEINEMAN, 1936, ABM BULL 140ABGMT-USBM FILE DATAUSBM FILES, IVANHOE MINEABGMT CLIPPINGS FILE, IVANHOE MINEABGMT FILE DATA, STANTON B. KEITHTENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM, P.318KEITH, 1975; ABM FILE DATA