Commodities
PrimarySilver, Gold
SecondaryZinc, Lead, Copper
Commodity typeM
Deposit
Deposit sizeS
Orebody formLINEAR
Ore controlIrregular Deposits Of Gold Are Contained In Limonite Along The Vein
Materials
GangueEpidote, Garnet, Limonite, Magnetite
Geology
Host rockLimestone · Pinkard Sandstone And Shale;Longfellow Limestone
Associated rockQuartz Monzonite · Morenci Granite Porphyry
StructureIrregularly Jointed Porphyry Caused By Intrusive Action Rather Than By Faulting, Principal Intrusions Occurred Parallel To Planes Of Sedimentation Which Dip 10-30 Sw
Tectonic settingGold Gulch Fault Block
AlterationLimestone Greatly Altered To Epidote And Magnetite With Copper Stains And Pyrite; At The Mouth Of Pinkard Gulch, Limestone Is Locally Altered To Garnet Near Porphyry Contacts; Vein Follows Epidotized Contact Of A Porphyry Dike In Limestone
Economic & production
Development statusProducer
First production1949
Last production1951
Identification
Deposit ID10048287
MRDS IDM800415
Alternate namesBell Group, Dover Copper Group Claims
RegionNA
Data scoreB
Coordinates33.06927, -109.39926
References
ABGMT-USBM FILE DATA.ARIZONA DEPARTMENT OF MINERAL RESOURCES FILE DATA, UNDER DOVER COPPER.BLM DISTRICT SHEET 841.USGS P 43, P. 292-298.BENNETT, K.C., 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METRALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS, UNIVERSITY OF ARIZONA, 153 P.ABGMT CLIPPINGS FILE, DOVER COPPER MINING CO.CIMRI