Mine detail: Briggs Mine

Previously called 'Calumet and Arizona Mine'

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Location

Lat / long:

31.42125, -109.89815

Resource(M)

Primary:	Copper
Secondary:	Lead, Zinc, Silver, Gold
Ore:	Gold, Silver
Gangue:	Pyrite, Quartz
Orebody form:	IRREGULAR

Production

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

Geology

Host rock:	Escabrosa Limestone;Martin Limestone
Host type:	Limestone
Associated type:	Granite
Structure:	Pre-Mineralization Faulting And Tilting Common, 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	M241111
DEP	10046245
Reference	{Deposit:: KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 85}{Production:: KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.}
Reporter	Zigler, Jan L.