Commodities
PrimaryCopper
SecondarySilver, Gold, Lead
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formIRREGULAR
Ore controlNe-Trending Small Fault Fissure Between Granite On The South And Quartzite On Thenorth
Materials
Ore mineralsChalcocite, Chrysocolla, Covellite, Malachite, Pyrite
GangueHematite, Kaolin, Limonite
Geology
Host rockQuartz Monzonite · Longfellow Limestone
Associated rockDiabase · Morenci Granite Porphyry;Coronado Quartzite
StructureNe Trending Diabasic And Granite Prophyry Dike Intrusives Into Quartzite And Limestones, Step-Faulting Along Veins In Locality
Tectonic settingCoronado Granite Massif; Transition Between Basin And Range And Colorado Plateau Provinces
AlterationIntensive Surface Oxidation To Unknown Depths And Formation Of Gossans
Economic & production
Development statusPast Producer
First production1913
Last production1945
Identification
Deposit ID10048286
MRDS IDM800413
Alternate namesBell Group, St. Joe Group, Anita Group, Margot Group, Tucky Group, DoverTucky, Goldbelt, Gold Belt Group, Keating Group, Mines: KeatingMargot
RegionNA
Data scoreB
Coordinates33.10593, -109.40537
References
ABGMT-USBM FILE DATABLM DISTRICT SHEET 840STEVENS, H.J., 1911, THE COPPER HANDBOOK, VOL. X, PAGE 616, CLIFTON MORENCI COABGMT CLIPPINGS FILEBENNETTI K.C., 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCIA METCALF DISTRICT, GREEN LEE COUNTY, ARIZONA: M.S. THESIS, UNIVERSITY OF ARIZONA, 15.3 P.ARIZONA DEPRT OF MINERAL RESOURCES FILE DATAMINING REPORTER, VOL. LIII, NO. 16 (APRIL 19, 1906), PAGES 386-390, REVIVAL OF GOLD MINING IN CLIFTON-MORENCI, ARIZONA, DISTRICTUSBM FILES, UNDER DOVERUSGS PP 43, P. 344-345