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Las Coyas

Occurrence in Chihuahua, Mexico with commodity Quartz
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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. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10092778
MRDS ID MX02291
Record type Site
Current site name Las Coyas
Alternate or previous names La Esperanza
Related records 10303035

Geographic coordinates

Geographic coordinates: -105.9672, 29.60022 (WGS84)
Location accuracy 2000(meters)
Relative position 20 KM W OF LAS DAMAS

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Presidio(quadrangle 1:250,000 scale)

Geographic areas

Country State
Mexico Chihuahua

Comments on the location information

  • SOUTHEASTERN EDGE OF SIERRA DE LAS ESCARAMUZAS, 16 KM WEST OF SIERRA LAS DAMAS. PROSPECT/MINE IS 6 KM E OF THE RANCH EL CIGARRO AND APPROXIMATELY 85 KM W OF COYAME.

Commodities

Commodity Importance
Quartz Primary

Comments on the commodity information

  • GEODES AND INDEPENDENT CRYSTALS

Materials information

Materials Type of material
Geodes Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -105.9672, 29.60022
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name / Laguna Encillas

Reference information

Bibliographic references

  • Deposit

    SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNMENT OF MEXICO, MEXICO D.F., 1 SHEET, SCALE 1:500,000.

  • Deposit

    SECRETARIO DE PROGRAMACION Y PREPUESTO, 1983, OJINAGA: CARTA GEOLOGICA; MEXICO D.F., SCALE 1:250,000.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1990 Staude, John-Mark G. U.S. Geological Survey

Beyond USGS

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

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