Mine detail: Great American Mine

Previously called 'AlpineHeney'

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Location

Lat / long:

31.71736, -109.53536

Resource(M)

Primary:	Silver
Secondary:	Lead, Gold, Copper
Ore:	Galena, Gold, Tetrahedrite
Orebody form:	IRREGULAR
Discovery year:	1880

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Small
Development status:	Past Producer
First production started:	1880
Last production ended:	1973

Geology

Host rock:	Naco Group Limestone
Host type:	Limestone
Associated type:	Rhyolite
Structure:	Nnw Thrust Faults In Swisshelms Overthrust Penn Naco Group Over Rhyolite Porphyry, Limestone Surrounded By Overlying Tertiary Rhyolite, Penn Naco Group Strikes Nw Dips 20n
Alteration processes:	Strong Oxidation

References

MRDS	M241086
DEP	10046226
Reference	{Deposit:: KEITH, S B, 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P 71}{Deposit:: COOPER, 1956, USGS MAP MF-213}{Deposit:: ABGMT CLIPPINGS FILES}{Deposit:: ARIZONA DEPT OF MINERAL RESOURCES FILE DATA}{Other Database:: CIMRI}{Production:: KEITH, 1973, ARIZ BUR OF MINES BULL 187}
Reporter	Zigler, Jan L., Roth, Frances A. (Gest, Don E.)