Mine detail: Pure Gold

Previously called 'Campo Bonito GroupBonito Mines'

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Location

Lat / long:

32.55844, -110.73624

Resource(M)

Primary:	Tungsten
Ore:	Scheelite
Gangue:	Calcite, Dolomite, Quartz
Orebody form:	TABULAR TO IRREGULAR MASSIVE
Discovery year:	1943

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1943-1944
First production started:	1943
Last production ended:	1944

Geology

Host rock:	Escabrosa Limestone
Host type:	Limestone
Associated type:	Granite
Structure:	Block Faulting Trending Nnw ; Reg.Trends: Post Cretaceous & Pre-Pliocene Thrust & High Angle Normal And Reverse Faults. Cretaceous-Tertiary Intrusives And Consequent Faulting., Mogul Fault
Tectonic:	Basin And Range
Alteration processes:	Silicification Of Breccia, Dolomitization

References

MRDS	M050217
DEP	10039523
Reference	{Deposit:: DALE, V.B., 1959, TUNGSTEN DEPOSITS OF YUMA, MARICOPA, PINAL, AND GRAHAM COUNTIES, ARIZONA: U.S. BUREAU MINES REPT. OF INV. 5516, 68 P.}{Deposit:: LUDDEN, R.W. JR., 1950, GEOLOGY OF THE CAMPO BENITO AREA, ORACLE, ARIZONA: TUCSON, ARIZ., UNIV. ARIZONA, M.S. THESIS, 49 P.}{Deposit:: WILSON, E.D., 1941, TUNGSTEN DEPOSITS OF ARIZONA: ARIZONA BUREAU OF MINES BULL. 148, 54 P.}{Deposit:: SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATES BUREAU OF MINES SPECIAL PUBLICATION, 334 P.}{Deposit:: 1944 COMPILE STRATEGIC MINERALS INVESTIGATION}{Deposit:: 1944 DIREXPL MT. LEMMON MINING CO. DRILL HOLES.}{Deposit:: 1949 DIREXPL MT. LEMMON MINING CO. DRILL HOLES.}{Deposit:: 1959 COMPILE U.S. BUREAU MINES, R.I. 5516}{Other Database:: CIMRI}{Production:: DALE, V.B., 1959.}
Reporter	Bergquist, Joel R., Orris, Greta J.