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  3. Mineral Resource Data System (MRDS)

San Julian District

Occurrence in Chihuahua, Mexico with commodities Silver, Gold
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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. Controls for ore emplacement
  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 10049773
MRDS ID MX02946
Record type Site
Current site name San Julian District

Geographic coordinates

Geographic coordinates: -106.55053, 26.08366 (WGS84)
Location accuracy 5000(meters)
Relative position 5 KM S OF SAN JULIAN NORTE, AND 15 KM NE OF RIO CHINATI

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Chihuahua

Comments on the location information

  • LAT-LONG FROM 1:500,000 MAP, LOCATION HAS ABOUT 2 KM EAST OF PALO REDONDO RANCH, 50 KM SSW OF EL VERGEL AND 50 KM E OF GUADALUPE Y CALVO ALONG THE DURANGO BORDER

Commodities

Commodity Importance
Silver Primary
Gold Primary

Materials information

Materials Type of material
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -106.55053, 26.08366
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Nw Trending Faults.

Controls for ore emplacement

  • Veins

Comments on the geologic information

  • AG-AU IN QUARTZ VEINS IN VOLCANIC ANDESITE AND TO A LESSER EXTENT RHYOLITES AND TUFFS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name San Julian-Cienega Prieta District/Guadalupe Y Calvo Area

Reference information

Bibliographic references

  • Deposit

    SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit GEOLOGY MAPPED AS OLIGO-MIO AGE ON 1:250,000 GEOLOGIC MAP. MAPPED AS LOWER VOLCANIC SEQUENCE ON 1:500,000 MAP. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-92 Staude, John-Mark G. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site