Commodities
PrimaryCopper
SecondarySilver
TertiaryManganese, Zinc
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formTABULAR
Ore controlSeveral Ore-Bearing Horizons Are Contained In Limestone And Separated By Barren Material Main Ore Body Contained Between 2 Large Porphyry Dikes ( Joy And Hummingbird Dikes) That Both Dip 60 To 70 Nw
Materials
Ore mineralsChalcocite, Chalcopyrite, Cuprite, Malachite, Pyrite, Sphalerite
GangueEpidote, Garnet, Hematite, Kaolin, Limonite
Geology
Host rockShale,Limestone · Modoc Limestone;Morenci Shale
Associated rockQuartz Monzonite · Morenci Granite Porphyry
StructureOne Of Several Regional Deposits Of Carbonates And Cuprite In Limestone; East Side Of The Copper Mountain Fault, Main Ore Body Is Located Immediately Under Heavy Garnet Rock And Is About 25 Ft Thick; A Lower Ore Body Of 5 Ft Thickness Is Separated From Main Ore Body By A Barren Lime-Shale Sequence
Tectonic settingCopper Mountain Fault; Dislocates Both Dikes; East Side Of Fault Shows Se Horizontal Throw Of 50 To 70 Ft
AlterationUpper Beds Of Modoc Limestone Altered To Garnet Rock; Ore Is Entirely Oxidized
Economic & production
Development statusPast Producer
First production1884
Last production1932
Discovery year1884
Identification
Deposit ID10048296
MRDS IDM800428
Alternate namesPart of Arizona Copper Co Group
RegionNA
Data scoreB
Coordinates33.07677, -109.36537
References
ABGMT-USBM FILE DATA.ABGMT CLIPPINGS FILE, ARIZONA COPPER CO LTD.USGS PP 43, P. 240-245.BLM DISTRICT SHEETS 840 AND 841.BENNETT, K.C., 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS, UNIVERSITY OF ARIZONA, 153 P.CIMRI