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  3. Mineral Resource Data System (MRDS)

San Jose Iturbide

Producer in Guanajuato, Mexico with commodities Feldspar, Silica
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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. Ownership information
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10023376
MRDS ID I000270
Record type Site
Current site name San Jose Iturbide

Geographic coordinates

Geographic coordinates: -100.38368, 21.00056 (WGS84)
Location accuracy 5000(meters)
Relative position DEPOSIT IS ABOUT 50 KM NORTH OF QUERETARO, QUERETARO.

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
Feldspar Primary
Silica Primary

Comments on the commodity information

  • THE COMPANY PRODUCES 2 GLASS GRADES OF FELDSPAR FSJ-201. FSJ-208, FSJ-300, AND FSJ-306 ARE ALSO PRODUCED.

Materials information

Materials Type of material
Feldspar Ore
Quartz Ore
Clay Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -100.38368, 21.00056
ListMap

Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Both
Significant No
Discovery year 1956

Ownership information

  • Type Operator
    Owner Materias Primas Minerales De San Jose
  • Type Owner
    Owner Vitro Group

Comments on the production information

  • FINAL PRODUCT IS 98% PURE SILICA+FELDSPAR PRODUCT.

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Total resources 7500000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silica SiO2 90 wt-pct Silica Major 1991

Comments on development

  • ECON.COM: QUARRY AND PLANT. THE PLANT CRUSHES, SCRUBS, AND SEPARATES RAW MATERIAL. A GRAVIMETRIC SPIRAL AND PROGRESSIVE FROTH FLOTATION ARE USED FOR SEPARATION. MINOR AMOUNTS OF MATERIAL ARE SHIPPED TO CALIFORNIA, BUT MOST IS CONSUMED INTERNALLY.

Reference information

Bibliographic references

  • Deposit

    BURGER, JOHN, 1990, FELDSPAR & NEPHELINE SYENITE--AT THE MERCY OF GLASS MARKETS: INDUSTRIAL MINERALS, NO. 275, P. 21-33.

  • Deposit

    CONSEJO DE RECURSOSO MINERALES, 1992, GEOLOGICAL-MINING MONOGRAPH OF THE STATE OF GUANAJUATO: SECRETARIA DE ENERGIA, MINAS E INDUSTRIA PARASTATAL, 136 P.

  • Other Database

    CIMRI

  • Reserve-Resource

    CRM, 1992.

General comments

Subject category Comment text
Deposit THE DEPOSIT IS A MIOCENE CRYSTALLINE TUFF THAT IS ABOUT 45%-50% QUARTZ AND ABOUT 40% POTASSIUM FELDSPAR. THE TUFF IS OVERLAIN BY RHYOLITE THAT MUST BE REMOVED BY BLASTING.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-90 Orris, Greta J. U.S. Geological Survey
Updater 19-APR-95 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

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