Mine detail: Black Hawk Group

Previously called ''

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Location

Lat / long:

32.79593, -110.13706

Resource(M)

Primary:	Manganese
Ore:	Psilomelane, Pyrolusite
Gangue:	Quartz
Orebody form:	IRREGULAR BANDS, STRINGERS
Discovery year:	1951

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:

Granite

References

MRDS	M000900
DEP	10102411
Reference	{Deposit:: USBM IC 7990, P. 91}{Production:: USBM IC 7990 , P. 91}
Reporter	Johnson, Kris H. (Creasey, S.C.), Laraba, Peter (Gest, Don E.), Orris, Greta J.