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Comanja-Arperos

Occurrence in Guanajuato, Mexico with commodity Marble, Dimension
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. General comments
  12. Reporter information

Geologic information

Identification information

Deposit ID 10050068
MRDS ID MX10020
Record type Site
Current site name Comanja-Arperos
Alternate or previous names Sierra De Leon

Geographic coordinates

Geographic coordinates: -101.41705, 21.20054 (WGS84)
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Guanajuato

Commodities

Commodity Importance
Marble, Dimension Primary

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Comanja-Arperos Batholith
    Rock description Comanja-Arperos Batholith

Nearby scientific data

(1) -101.41705, 21.20054
ListMap

Economic information

Comments on the geologic information

  • OVER 15 KM AREA NW OF GUANAJUATO THERE ARE A NUMBER OF INTRUSIVE HOSTED AU-AG VEINS. (GEOLOGIC 1:50,000 QUADRANGLE). CHINCHINDARO FM: VITREOUS-CRYSTALLINE IGNIMBRITES, 100 M THICK, WEAK AU-MINERALIZATION; CEDROS FM: PORHYRITIC ANDESITE, 200 M THICK, RARE MINERALIZATION; CALDERONES FM: GREEN ANDESITE (CHLORITIZED), 250 M THICK, RARE MINERALIZATION; LA BUFA FM: PINK-WHITE RHYOLITE, COLUMNAR JOINTED, 360 M THICK, GOOD MINERALIZATION; GUANAJUATO GRANITE-DIORITE: GRANODIORITE, GRANITE, DIORITE, WEAK MINERALIZATION, (EXACT POSITION); LOSERO FM: VOLCANOCLASTIC SANDSTONE (GREEN, PURPLE, RED), 10-25 M THICK, WEAK MINERALIZATION; GUANAJUATO FM: RED CONGLOMERATE, OVER 1500 M THICK, GOOD MINERALIZATION; ESPERANZA FM: CARBONACEOUS SLATE-CARBONACEOUS SHALE WITH INTERBEDDED PILLOW BASALTS, 500 M THICK, GOOD MINERALIZATION

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No

Comments on development

  • ECON.COM: THIS IS THE NORTHWESTERNMOST PORTION OF THE GUANAJUATO DISTRICT.

Reference information

Bibliographic references

  • Deposit

    CONSEJO RECURSOS MINERALES, 1992, GEOLOGICAL -MINING MONOGRAPH OF THE STATE OF GUANAJUATO; SECRETARIA DE ENERGIA, MINES E INDUSTRIA PARAESTATAL, 136 P

General comments

Subject category Comment text
Deposit MAIN MINES IN DISTRICT ARE EL FUERTECITO, SAN IGNACIO, LA HUILOTA.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1993 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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