Santo Nino Mine

The Santo Nino Mine is a copper and silver mine located in Santa Cruz county, Arizona at an elevation of 6,001 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: Santo Nino Mine
Secondary: Santa Maria Molybdenum
Secondary: North Santo Wind
Secondary: North Santo Nino
Secondary: Brooks

Commodity

Primary: Copper
Primary: Silver
Secondary: Molybdenum
Secondary: Gold
Tertiary: Lead
Tertiary: Zinc

Location

State: Arizona
County: Santa Cruz
District: Patagonia District

Land Status

Administrative Organization: Coronado National Forest

Holdings

Not available

Workings

Not available

Ownership

Owner Name: Southern Copper Mining Co.
Years: 1959 -

Owner Name: Utah Construction And Mining Co., Utah International
Years: 1970 - 1975

Owner Name: Haralina Mg Co; Miami Copper Co; Southern Copper Mines
Info Year: 1975

Owner Name: Beyerle Santo Nino Mining Co; Young And Gardner; Canute
Info Year: 1975

Production

Year: 1955
Time Period: 1900-1955
Description: Cp_Grade: ^7% Cu, 1 Oz/T Ag, 1% Mos2, Minor Au

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Year First Production: 1912
Year Last Production: 1955
Discovery Year: 1908
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert

Mineral Deposit Model

Not available

Orebody

Form: LENTICULAR

Structure

Type: R
Description: Ore Regionally Occurs As Veinlike Replacements Of Quartz Monzonite Mass That Forms Backbone Of Patagonia Range

Type: L
Description: Fissures & Joints

Alterations

Alteration Type: L
Alteration Text: Intensely Feldspathized Zones Related To N-S Jointing And Ne Fractures

Rocks

Name: Hornblendite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene

Analytical Data

Analytical Data: SEE KUCK 1978 FOR DETAILED CHEMICAL ANALYSIS OF ORE

Materials

Ore: Chalcopyrite
Ore: Molybdenite
Ore: Pyrite
Gangue: Quartz

Comments

Comment (Production): WORKED SPORADICALLY FROM EARLY 1900'S-1955

Comment (Location): NE SLOPES OF MT WASHINGTON, ON SOUTHERN TRIBUTARY OF SAN ANTONIO CANYON. INFO FROM LAND.ST :01, 41? 1979

Comment (Development): PREVIOUS OWNERS/OPERATORS INCLUDE MIAMI COPPER CO, SOUTHERN COPPER MINES CO, BEYERLE (1927) SANTO NINO MINING CO (1926-1931), YOUNG & GARDNER (1943), SANTO NINO LESSEES (1954-1955), HAVALENA MINING CO (191 0-1912), A. DE LA OSSA (1958), W.S. TALCOTT (1959), 5 PATENTED CLAIMS

Comment (Deposit): THIS REPORT WAS TAKEN FROM RECORD M000982 OF JAN WILT IN MOLYBDENUM FILE, CONTACT PERSON T.G. THEODORE, USGS. THIS RECORD ALSO CONTAINS DATA FROM DUPLICATE RECORD D000345 OF ROBERT U. KING WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Comment (Location): Latitude/longitude updated using Google Earth and Earthpoint. Earthpoint shows surveyed (patented?) claims and point selected near working visible in approximately middle of claim block. There are 5 claims in general NE trend extending into sections 4 and 8.

References

Reference (Deposit): U.S. Bureau of Mines CORONADO NATIONAL FOREST REPORT

Reference (Deposit): KEITH, 1975, ABM BULL 191.

Reference (Deposit): KUPFER, 1965, USGS BULL 1182-E.

Reference (Deposit): KUCK, 1978, PH.D. THESIS, UNIV OF AZ.

Reference (Deposit): SIMONS, 1974, USGS MAP I-762.

Reference (Deposit): ABGMT FILE DATA, STANTON B. KEITH.

Reference (Deposit): SCHRADER, 1915, USGS BULL 582.

Reference (Deposit): ABGMT-USBM FILE DATA.

Reference (Deposit): ADMR FILE DATA, SANTO NINO MINE.

Reference (Deposit): ABGMT CLIPPINGS FILES, SANTO NINO MINE.

Reference (Deposit): TENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM, P.299-300 & 11) USBM FILES, SANTO NINO MINE.

Reference (Other Database): CIMRI

Reference (Production): KEITH, 1975

Arizona Gold

"Where to Find Gold in Arizona" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Arizona.