Commodities
PrimaryZinc, Copper
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formTABULAR
Ore controlSmall Faults And Fissures
Materials
Ore mineralsChalcopyrite, Sphalerite
Geology
Host rockDolomite · Abrigo Formation; Martin Formation
Associated rockQuartz Monzonite · Texas Canyon
StructureTertiary Block Faults Trending Nw ; Reg.Trends: Late Cretaceous Or Early Tertiary N And Ne Trending Folds And Thrust Faults Overriding To Ne., Small Faults And Fissure Strike N30w To N70w
Tectonic settingBasin And Range
AlterationOxidation Of Ore
Economic & production
Development statusPast Producer
First production1921
Identification
Deposit ID10039382
MRDS IDM050005
RegionNA
Data scoreB
Coordinates32.09651, -110.06149
References
COOPER, J.R., AND SILVER, L.T., 1964, U.S. GEOLOGICAL SURVEY PROF. PAPER 416.COOPER, J.R., 1950, ARIZ. BUREAU OF MINES, GEOL. SER. 18, BULL 156.LIVINGSTON, MAUGER, BENNETT, AND LAUGHLIN, 1967, JGR, V. 72, P. 1361-1375.ROMSLO, T.M. 1949, INVESTIGATION OF KEYSTONE AND ST. GEORGE COPPER ZINC DEPOSITS, COCHISE COUNTY, ARIZONA: U.S. BUREAU OF MINES REPORT OF INVESTIGATION 4504, 21 P.1945 GEOLMAP E.D. WILSON, ARIZ. BUREAU MINES, MAPPED MINE1947 DIREXPL U.S. BUREAU MINES, TWO HOLES DRILLEDCOOPER & SILVER 1964