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Tres Amigos Lead Mine (Noon Group), Oro Blanco area mines (Oro Blanco Mine group), Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz Co., Arizona, USAi
Regional Level Types
Tres Amigos Lead Mine (Noon Group)Mine
Oro Blanco area mines (Oro Blanco Mine group)Group of Mines
Oro Blanco Mining District (Ruby Mining District)Mining District
Oro Blanco MountainsMountain Range
Santa Cruz Co.County

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Latitude & Longitude (WGS84):
31° 24' 51'' North , 111° 14' 52'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
Arivaca695 (2011)19.6km
Tumacacori-Carmen393 (2015)26.5km
Rio Rico18,962 (2011)26.5km
Aduana del Sásabe1,295 (2018)29.0km
Tubac1,191 (2011)29.2km

Ref.: Keith, Stanton B. (1975), Arizona Bureau of Mines Bull. 191, Index of Mining Properties in Santa Cruz County Arizona: 68 (Table 4).

U.S. Bureau of Mines staff (1994) U.S. Bureau of Mines Open FIle Report MLA XX-94.

Arizona Bureau of Mines card file Santa Cruz County.

MRDS database Dep. ID file #10186709, MRDS ID #M050249, MAS ID #0040230085.

A former surface and underground Pb-Ag-Au mine located in the SW¼NW¼ sec. 20, T.23S., R.11E, on National Forest land. Noon and Dale had unspecified involvement here (1975). Operated by the B. and B. Mining Co. (1976).

Mineralization is a shear vein in Cretaceous conglomerate with spotty high-grade argentiferous lead mineralization. Fractures in silicified, brecciated conglomerate.

Workings include adit and shaft operations.

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

List of minerals for each chemical element

Other Databases

USGS MRDS Record:10186709

Other Regions, Features and Areas containing this locality

North America
North America PlateTectonic Plate

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