Mine detail: Butternut Mine

Previously called ''

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Location

Lat / long:

34.44227, -112.28463

Resource(M)

Primary:	Gold
Secondary:	Copper, Silver
Tertiary:	Zinc, Arsenic
Ore:	Chalcopyrite, Sphalerite
Gangue:	Chlorite, Quartz, Sericite
Orebody form:	LENTICULAR STREAKS
Other material:	Pyrite

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1902
Last production ended:	1946

Geology

Host type:	Tuff,Rhyolite
Associated rock:	Same As N30a
Associated type:	Tuff,Rhyolite
Structure:	Foliation In Precambrian Metavolcanic Rocks Trends N15e To N30e, Massive Sulfide Lenses Aligned Parallel To Foliation
Alteration processes:	Chloritization, Sericitization

References

MRDS	M002380
DEP	10027177
Reference	{Deposit:: USGS BULL 782 P. 142}{Deposit:: ELSING, M.J. AND HEINEMAN, R.E., 1936 , ARIZONA METAL PRODUCTION: ARIZONA BUREAU OF MINES BULLETIN 140 , P. 101}{Deposit:: ABGMT-USBM FILE DATA}{Production:: ARIZONA BUREAU OF MINES BULL. 140 , P. 101}
Reporter	Gere, W., Johnson, Kris H. (Creasey, S.C.), Dewitt, Ed H.