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  3. Mineral Resource Data System (MRDS)

San Miguel

Past Producer in Sonora, Mexico with commodity Antimony
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Mineral occurrence model information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10049193
MRDS ID MX00445
Record type Site
Current site name San Miguel
Related records 10232594

Geographic coordinates

Geographic coordinates: -112.60294, 30.75071 (WGS84)

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

Comments on the location information

  • ESTIMATE TO WITHIN 0.5 KM.

Commodities

Commodity Importance
Antimony Critical Primary

Mineral occurrence model information

Model code 180
USGS model code 27d
Deposit model name Simple Sb (veins, pods, etc)

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte

Nearby scientific data

(1) -112.60294, 30.75071
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Strike And Dip Of Country Rock: N 15 E, 55 E. Fissure Occupied By Vein Ic Cut By Three Small, Closely-Spaced, Premineral Reverse Faults Striking N 55 E And Dipping 75-85 Se.

Ore body information

  • Strike N 40-50 E
    Dip 28-58 SE

Controls for ore emplacement

  • Ore Concentrated In And Below Intersections Of Vein And Steep Cross Faults. Largest Ore Body In Flatly Dipping Part Of Vein.

Comments on the geologic information

  • VEIN AND FAULTS ARE TERMINATED ON THE WEST BY A FAULT STIKING N 20 E AND DIPPING STEEPLY E. FAULT MAY BE POSTMINERAL, ALTHOUGH NO SURFACE CONTINUATION OF VEIN HAS BEEN FOUND W OF THE FAULT.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name El Antimonio

Comments on the production information

  • MINE HAS PRODUCED ONLY A FEW HUNDRED TONS OF ORE.

Comments on the workings information

  • VEIN MINED FROM ONE LARGE STOPE, 30 M LONG AND 15 M IN DEPTH. TWO SHAFTS SUNK TO INTERSECT VEIN AT DEPTH, APPARENTLY WITHOUT SUCCESS.

Comments on development

  • IN JUNE 1943, TWO GAMBUSINOS WERE PRODUCING ABOUT 1 TON ORE/WEEK.

Reference information

Bibliographic references

  • Deposit

    WHITE, D.E. AND GUIZA, REINALDO, 1949, ANTIMONY DEPOSITS OF EL ANTIMONIO DISTRICT, SONORA, MEXICO: U.S. GEOLOGICAL SURVEY BULLETIN 962-B, P. 84, 97-98

  • Production

    WHITE AND GUIZA, 1949.

General comments

Subject category Comment text
Deposit MAX. THICKNESS OF VEIN: 3 M (AVE: 50 CM.)
Deposit MAY BE AN OFFSET SEGMENT OF VEIN WEST OF THE FAULT STRIKING N 20 E. ; INFO.SRC : 1 PUB

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1987 Leonard, Kenneth R. (Page, Norman 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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