Mine detail: Pinafore Mine

Previously called 'Eureka Mine'

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Location

Lat / long:

34.49032, -113.27716

Resource(M)

Primary:	Copper, Zinc
Secondary:	Gold, Lead, Silver
Ore:	Chalcocite, Chalcopyrite, Galena, Sphalerite
Gangue:	Calcite, Chlorite, Pyrite, Quartz
Orebody form:	LENS
Discovery year:	1950

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1935
Last production ended:	1957

Geology

Host type:	Mica Schist,Rhyolite,Andesite
Associated type:	Rhyolite,Andesite
Structure:	Foliation In Precambrian Metavolcanic Rocks Trends N 20 E To N 30 E, Massive Sulfide Lenses Parallel Foliation And Bedding
Alteration processes:	Chloritization, Pyritization

References

MRDS	M800224
DEP	10048171
Reference	{Deposit:: ABGMT CLIPPINGS FILES}{Deposit:: USBM-ABGMT FILE DATA}{Deposit:: USBM. FED. MINE MAP REPOSITORY REEL 4055-525}{Deposit:: AZ DEPT. MIN. RESOURCES FILE DATA}
Reporter	Dewitt, Ed H.