Mine detail: Bay State Mine

Previously called ''

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Location

Lat / long:

31.4157, -109.90232

Resource(M)

Primary:	Manganese
Gangue:	Pyrite, Quartz
Orebody form:	FISSURES

Production

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

Geology

Host rock:	Naco Limestone
Host type:	Limestone
Associated rock:	Sacramento Hill Stock
Associated type:	Granite
Structure:	Pre-Mineralization Faulting And Tilting, Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization
Alteration processes:	Gossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism

References

MRDS	M241119
DEP	10104075
Reference	{Deposit:: KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 85.}{Deposit:: CREASEY AND KISTLER, 1962, USGS PP 450D, P. D1-D5}{Deposit:: FARNHAM AND DELONG, USBM IC 7990, P. 19}{Production:: KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.}
Reporter	Zigler, Jan L., Laraba, Peter (Gest, Don E.)