Mine detail: Santo Nino Mine

Previously called 'Santa Maria MolybdenumNorth Santo NinoBrooksNorth Santo Wind'

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Location

Lat / long:

31.36097, -110.71873

Resource(M)

Primary:	Silver, Copper
Secondary:	Molybdenum, Gold
Tertiary:	Lead, Zinc
Ore:	Chalcopyrite, Molybdenite, Pyrite
Gangue:	Quartz
Orebody form:	LENTICULAR
Discovery year:	1908

Production

Operation type:	Underground
Production size:	Small
Development status:	Past Producer
First production started:	1912
Last production ended:	1955

Geology

Host type:	Diorite
Associated type:	Hornblendite
Structure:	Ore Regionally Occurs As Veinlike Replacements Of Quartz Monzonite Mass That Forms Backbone Of Patagonia Range, Fissures & Joints
Alteration processes:	Intensely Feldspathized Zones Related To N-S Jointing And Ne Fractures

References

MRDS	M000982
MAS	40230350
DEP	10026908
Reference	{Deposit:: KEITH, 1975, ABM BULL 191.}{Deposit:: KUPFER, 1965, USGS BULL 1182-E.}{Deposit:: KUCK, 1978, PH.D. THESIS, UNIV OF AZ.}{Deposit:: SIMONS, 1974, USGS MAP I-762.}{Deposit:: ABGMT FILE DATA, STANTON B. KEITH.}{Deposit:: SCHRADER, 1915, USGS BULL 582.}{Deposit:: ABGMT-USBM FILE DATA.}{Deposit:: ADMR FILE DATA, SANTO NINO MINE.}{Deposit:: ABGMT CLIPPINGS FILES, SANTO NINO MINE.}{Deposit:: TENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM, P.299-300 & 11) USBM FILES, SANTO NINO MINE.}{Deposit:: U.S. Bureau of Mines CORONADO NATIONAL FOREST REPORT}{Other Database:: CIMRI}
Reporter	Calder, Susan R., Orris, Greta J., Peterson, Jocelyn A., Causey, J. Douglas