Mine detail: Black Rock Group

Previously called 'Davis'

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Location

Lat / long:

33.08287, -110.43762

Resource(B)

Primary:	Manganese
Secondary:	Iron
Tertiary:	Copper, Lead, Barium-Barite, Silver
Ore:	Barite, Galena, Hematite, Malachite, Pyrolusite, Siderite
Orebody form:	LENTICULAR, IRREGULAR
Discovery year:	1939

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	None
Development status:	Occurrence
First production started:	1951
Last production ended:	1951

Geology

Host type:	Limestone
Associated type:	Rhyolite

References

MRDS	M002154
DEP	10027120
Reference	{Deposit:: USBM IC 7990, P. 90-91.}{Deposit:: USBM RI 3842, P. 9-10.}{Deposit:: USBM-ABGMT FILE DATA.}
Reporter	Laraba, Peter (Gest, Don E.), Johnson, Kris H. (Creasey, S.C.)