Mine detail: Peer and Peerless Group

Previously called 'Quijotoa Mine'

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Location

Lat / long:

32.07067, -112.14711

Resource(B)

Primary:	Silver, Gold
Tertiary:	Barium-Barite, Gypsum-Anhydrite
Gangue:	Barite, Calcite, Gypsum, Hematite, Quartz, Selenite
Orebody form:	POCKETS

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1880
Last production ended:	1892

Geology

Host type:	Rhyolite
Structure:	Fault Zone In Rhyolite Volcanics

References

MRDS	M000021
DEP	10026738
Reference	{Deposit:: KEITH, S.B., 1974, INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189, P. 141.}{Deposit:: STEWART, L.A., AND PFISTER, A.J., 1960 , BARITE DEPOSITS OF ARIZONA: USBM IC 5651.}{Deposit:: PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.}{Other Database:: CIMRI}{Production:: ABM BULLETIN 189 , P. 141 .}
Reporter	Johnson, Kris H. (Creasey, S.C.), Rodriguez, Ignacio J. (Gest, Don E.), Orris, Greta J.