Mine detail: Bobtail Mine

Previously called 'Mariana MissouriVirginia'

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Location

Lat / long:

33.27287, -110.86402

Resource(M)

Primary:	Copper, Gold, Silver
Secondary:	Tungsten
Tertiary:	Lead, Zinc
Ore:	Chalcopyrite, Galena, Gold, Huebnerite, Pyrite, Scheelite, Silver, Sphalerite
Orebody form:	PINCH AND SWELL

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Last production ended:	1950

Geology

Host rock:	Pinal Schist
Host type:	Schist
Associated rock:	Schultze Granite
Associated type:	Diorite,Diabase,Granite

References

MRDS	M000370
DEP	10102398
Reference	{Deposit:: DALE, V.B., 1961, TUNGSTEN DEPOSITS OF GILA, YAVAPAI, MOHAVE COUNTIES, ARIZONA: USBM INFORMATION CIRCULAR 8078, P. 3.}{Deposit:: USGS BULL 1141-H, 1965, PLATE I.}{Deposit:: ABGMT CLIPPINGS FILE.}{Deposit:: ABGMT-USBM FILE DATA.}{Production:: USBM INFORMATION CIRCULAR 8078, P. 4.}
Reporter	Gere, W., Hall, R. K. (Creasey, S. C.)