Mine detail: Bell and Pinkard Group

Previously called 'Bell GroupDover Copper Group Claims'

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Location

Lat / long:

33.06927, -109.39926

Resource(M)

Primary:	Gold, Silver
Secondary:	Copper, Lead, Zinc
Gangue:	Epidote, Garnet, Limonite, Magnetite
Orebody form:	LINEAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1949
Last production ended:	1951

Geology

Host rock:	Pinkard Sandstone And Shale;Longfellow Limestone
Host type:	Limestone
Associated rock:	Morenci Granite Porphyry
Associated type:	Quartz Monzonite
Structure:	Irregularly Jointed Porphyry Caused By Intrusive Action Rather Than By Faulting, Principal Intrusions Occurred Parallel To Planes Of Sedimentation Which Dip 10-30 Sw
Tectonic:	Gold Gulch Fault Block
Alteration processes:	Limestone 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

References

MRDS	M800415
DEP	10048287
Reference	{Deposit:: ABGMT-USBM FILE DATA.}{Deposit:: ARIZONA DEPARTMENT OF MINERAL RESOURCES FILE DATA, UNDER DOVER COPPER.}{Deposit:: BLM DISTRICT SHEET 841.}{Deposit:: USGS P 43, P. 292-298.}{Deposit:: 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.}{Deposit:: ABGMT CLIPPINGS FILE, DOVER COPPER MINING CO.}{Other Database:: CIMRI}
Reporter	Calder, Susan R.