Mine detail: Narragansett Mine

Previously called ''

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Location

Lat / long:

31.84596, -110.75985

Resource(M)

Primary:	Copper
Secondary:	Silver
Tertiary:	Lead, Zinc, Gold
Ore:	Chalcopyrite, Malachite, Pyrite
Orebody form:	IRREGULAR LENTICULAR ZONES
Discovery year:	1877

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1907
Last production ended:	1961

Geology

Host rock:	Concha Limestone Cherty Limestone;Scherrer Formation Quartzitic Ss
Host type:	Limestone
Associated rock:	Quartz Latite Paleocene 56m.Y. +-2m.Y. Quartz Latite Porph. Stock
Associated type:	Quartz Latite
Structure:	Homoclinal ; Reg.Trends: Tilting And Broad Open Folds In S. And Extensive Faulting In N., Thrust And Normal Faults And Fracture Zones.
Tectonic:	Basin And Range
Alteration processes:	Intense Silicification. Px-Cp-Gossan; Skarn

References

MRDS	M050046
DEP	10039412
Reference	{Deposit:: SCHRADER, F. C. 1915, US.G.S. BULL. 582}{Deposit:: CREASEY, S.C., 1955 U.S.G.S. BULL. 1027F}{Deposit:: ARIZONA BUREAU OF MINES, 1971, FIELDNOTES, V. 1 NO. 2}{Deposit:: DREWES, H., 1971, U.S.G.S. MAP I-613 (SAHUARITA QUAD)}{Deposit:: 1909 RECON F. C. SCHRADER AND J.M. HILL U.S.G.S. BULL. 582}{Deposit:: 1943 GEOLMAP S. C. CREASEY AND G.L. QUICK U.S.G.S. BULL. 1027F}{Deposit:: 1970 DIREXPL ANACONDA - POSSIBLE NEW PORPH. COPPER.}{Production:: (8)KEITH,S.B.,1974;(9,10)ELSING,1936,ABM BULLETIN 14E F4 (5)KEITH,S.B.,1974,ABM BULLETIN 189,P.125.}
Reporter	Keith, William J.