Mine detail: Lack Raven and Crow Groups

Previously called 'PittsburgWisconsinSmithwick'

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Location

Lat / long:

33.72562, -113.2177

Resource(M)

Primary:	Manganese
Ore:	Manganite, Psilomelane, Pyrolusite

Production

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

Geology

Host type:

Schist,Granite

References

MRDS	M001907
DEP	10102433
Reference	{Deposit:: ARIZ. B.M. BULL. 127, P. 69.}{Deposit:: ADMR WISCONSIN GROUP FILE.}{Deposit:: ADMR BLACK RAVEN AND CROW GROUP FILE.}{Deposit:: USBM-FILE DATA-CLUSTER NO 596- PITTSBURG GROUP.}{Deposit:: USBM-1C,7843,1958, P. 23.}{Deposit:: USGS BULL 710-D P140.}{Other Database:: CIMRI}
Reporter	Gere, W., Harner, Joy L. (Peterson, Jo), Orris, Greta J.