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El Oro

Occurrence in Sonora, Mexico with commodities Gold, Silver, Lead, Copper
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10048982
MRDS ID MX00186
Record type Site
Current site name El Oro
Alternate or previous names Los Tajos
Related records 10167035

Geographic coordinates

Geographic coordinates: -109.41729, 28.41413 (WGS84)
Relative position 4 KM N OF COCINERA BLANCA.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Sonora

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Secondary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Limonite Gangue
Quartz Gangue
Pyrite Unknown

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -109.41729, 28.41413
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Many High-Angle Normal Faults

Ore body information

  • Strike 1>N 15 E, 2>E-W, 3>N 45 E
    Dip 1>80 NW, 2>72 N, 3> UNKNOWN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mesa De Galindo

Reference information

Bibliographic references

  • Deposit

    COX, DENNIS P., SINGER, DONALD, A., 1986, MINERAL DEPOSIT MODELS: U.S. GEOLICAL SURVEY BULLETIN 1693, 397 P.

  • Deposit

    PEREZ SEGURA, EFREN, 1985, CARTA METALOGENETICA DE SONORA 1:250000 UNA INTERPRETACION DE LA METALOGENIA DE SONORA: UNIV. OF SONORA, DEPT. OF GEOL., HERMOSILLO, MEXICO, 66 P.

General comments

Subject category Comment text
Deposit EL ORO: QUARTZ, PYRITE, GALENA AND LIMONITE IN GOLD-SILVER VEINS CUTTING ANDESITES. ATTITUDES: N 15 E, 80 NW AND E-W, 72 N. LOS TAJOS: GALENA, PYRITE, CHALCOPYRITE, AND CU-OXIDES IN GOLD-SILVER VEIN TRENDING N 45 E IN DIORITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1987 Staude, John-Mark G. (Page, Norman J.) U.S. Geological Survey
Updater 01-NOV-1987 Leonard, Kenneth R. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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