Commodities
PrimaryCopper
SecondaryGold, Lead, Zinc, Silver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
WorkingsUnderground
Orebody formLENSES
Ore controlNe Trending Dikes; West Dipping Limestone Beds
Materials
Ore mineralsChalcopyrite, Chrysocolla, Galena, Malachite
GangueCalcite, Garnet, Gypsum, Limonite, Magnetite
Geology
Host rockLimestone · Escabrosa Limestone;Naco Limestone;Martin Limestone
Associated rockRhyodacite,Dacite
StructureNe Trending Dikes; E-W And Nw Trending Faults; West Dipping Limestone Beds, E-W Fault System Through Mine Area, With Short Nw Trending Side Faults
AlterationOxidation
Economic & production
Development statusProducer
First production1885
Last production1960
Discovery year1879
Identification
Deposit ID10109776
MRDS IDM241176
RegionNA
Data scoreB
Coordinates32.60066, -112.04655
References
ABGMT-USBM FILE DATAABGMT CLIPPINGS FILESADMR FILE DATABLM DISTRICT SHEET 552WAR MINERALS REPORT 142, USBM 1943TENNEY, JAMES, HISTORY OF MINING IN ARIZONA, 1927-29, P 335-336TENNEY, J.B., ECONOMIC GEOLOGICAL RECONNAISSANCE OF CASA GRANDE MINING DISTRICT, AZ BUREAU OF MINES, 1934, P. 9-11USBM RI 3975, 1946USGS MF 931USAEC PRELIM RECONN REPORT 1953-54 11) ENG. AND MNG. JOURNAL, MARCH 4, 1911, P. 473 12) USGS BULL 1278-E