Mine detail: Pontiac Mine

Previously called ''

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Location

Lat / long:

33.43508, -110.75986

Resource(M)

Primary:	Copper, Manganese
Secondary:	Silver, Gold
Ore:	Psilomelane, Pyrolusite, Wad
Gangue:	Calcite, Quartz
Orebody form:	IRREGULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1954
Last production ended:	1954

Geology

Host rock:	Mescal Limestone
Host type:	Limestone
Associated type:	Diabase
Structure:	Ne Trending North Vein, Near Intersection With Nw Trending Mcgaw Fault.

References

MRDS	M002952
DEP	10027356
Reference	{Deposit:: FARNHAM, L. L., STEWART, L. A., DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM INFORMATION CIRCULAR 7990 , P. 69 .}{Deposit:: ABGMT-USBM FILE DATA}{Deposit:: USGS PP 342, 1962, PLATE I}{Production:: USB OF MIC 7990 , P. 69}
Reporter	Hall, R. K. (Creasey, S. C.)