Mine detail: Bonanza Mine

Previously called 'Part of Duquesne-Washington Camp GroupNash Mine Group'

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Location

Lat / long:

31.3732, -110.68706

Resource(M)

Primary:	Copper, Lead, Silver, Zinc
Tertiary:	Gold, Manganese, Molybdenum
Ore:	Bornite, Chalcopyrite, Galena, Molybdenite, Pyrite, Sphalerite
Gangue:	Diopside, Garnet, Limonite, Quartz, Tremolite
Orebody form:	CLUSTERS OF LENSING BODIES AND BUNCHES, IRREGULAR
Discovery year:	1882

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1889
Last production ended:	1961

Geology

Host rock:	Naco Group;Epitaph Dolomite, Cherty Limestone Member;Scherrer Formation, Lower Quartzite Member
Host type:	Quartzite,Limestone
Associated rock:	Duquesne Volcanics
Associated type:	Rhyolite
Structure:	Mineral Deposits Of Washington-Duquesne Area Occupy A Limestone-Sediment Belt (2.5 Mi By 1.25 Mi) Surrounded By Igneous Rocks Which Also Form Detached Masses And Dikes Within Belt, Fault Contact Of Naco Limestone And Tri-Jur Volcanics; Upper Portion Of Shaft In Volcanic Rocks; Lower Portion In Coarsely-Crystalline Limestone That Has Been Contact Metamorphased To Marble
Tectonic:	N-S Trending Bonanza Fault Zone; Washington Camp Fault Block To W And Downthrown Duquesne Fault Block To E
Alteration processes:	Oxidized To 100 Ft, Manganese Stained Gossan

References

MRDS	M030399
DEP	10037101
Reference	{Deposit:: LEHMAN, 1978, PH D THESIS, UNIV OF AZ}{Deposit:: KEITH, 1975 ABM BULL 191}{Deposit:: SCHRADER, 1915, USGS BULL 582}{Deposit:: ABGMT-USBM FILE DATA}{Deposit:: USBM FILES, BONANZA MINE}{Deposit:: ADMR FILE DATA, BONANZA MINE, NASH MINES}{Deposit:: ABGMT CLIPPINGS FILE, BONANZA MINE, DUQUESNE MINING AND REDUCTION C O.}{Deposit:: ABGMT FILES, STANTON B. KEITH}{Deposit:: BLM DISTRICT MINING SHEET 727}{Deposit:: TENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM, P. 293-300}{Other Database:: CIMRI}{Production:: KEITH, 1975; LEHMAN, 1978}
Reporter	Peterson, Jocelyn A., Calder, Susan R.