San Martin Mine

Producer in Rio Negro, Argentina with commodity Tungsten
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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Production statistics
  16. Reserves and resources
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10056605
MRDS ID TC00657
Record type Site
Current site name San Martin Mine
Alternate or previous names Stock San Martin, General Jose De San Martin

Geographic coordinates

Geographic coordinates: -66.08265, -40.38088 (WGS84)
Relative position 27 KM NNE OF VALCHETA

Site location context

Political divisions (FIPS codes)

Rio Negro(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina Rio Negro

Comments on the location information

  • ENTRANCE ROAD AVAILABLE. LOCATION GIVEN AS WITHIN 41-30S TO 42S AND 65W TO 65-30W
  • AREA GIVEN AS WITHIN 40-20S TO 40-25S AND 66W TO 66-10W. ENTRANCE ROAD AVAILABLE.

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Scheelite Ore
Sphalerite Ore
Wolframite Ore
Feldspar Gangue
Quartz Gangue

Analytical data

Result WOLFRAMITE CONTAINS 88 TO 100 MO/PERCENT WO4MN

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Alkali-Granite (Alaskite)
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Valcheta Group
    Rock description Valcheta Group

Nearby scientific data

(1) -66.08265, -40.38088

Economic information

Geologic structures

Type of structure Local
Structure description Fault N60-70e, 75se

Ore body information

  • Strike NO 60-70E
    Dip 75 SE
    Thickness 3M
    Length 1400M

Comments on the geologic information

  • RELATED TO PALEOZOIC STOCKS

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1955
Year of first production 1955
Year of last production 1979

Mining district

District name Valcheta District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Compania Minera Alumine S. A.

Production statistics

  • Year 1971
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^65% Wo3
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 65wt-pct
  • Year 1972
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^65% Wo3
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 65wt-pct
  • Year 1979
    Period 1955-1979
    Material CONC
    Accuracy Estimate
    Description Cp_Grade: ^65% Wo3
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Wo3 Conc. Tungsten Tungsten 65wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 1.3 wt-pct Tungsten Major 1991

Comments on the reserve resource information

  • RESERVES SEEM LARGE IN LIGHT OF THE PRODUCTION (NJP, 1995)

Comments on the workings information

  • LEVELS, GALLERIES, WINZES, ETC. TOTALLING 3000 M IN LENGTH

Comments on development

  • ECON.COM: 1995 INACTIVE

Reference information

Bibliographic references

  • Analytical Data

    GOMEZ-GUIDA ALIOTTA (1994)

  • Deposit

    DIRECCION NACIONAL DE MINERA Y GEOLOGIA, 1991, REPORT ON THE ARGENTINE MINING SECTOR, ARGENTINE SELECTED MINING PROJECT: BUENOS AIRES

  • Deposit

    ANGELELLI, VICTORIO, 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA: PROVINCIA DE BUENOS AIRES, COMISION DE INVESTIGACIONES CIENTIFICAS, V. II, P. 655.

  • Deposit

    GOMEZ-GUIDA ALIOTTA, C., 1994, CARACTERISTICAS MINERALOGICAS Y COMPOSICIONALES DE LA WOLFRAMITA DE MINA SAN MARTIN, DISTRITO DE VALCHETA, PROV. DE RIO NEGRO IN II. REUNION DE MINERALOGIC Y METALOGENIA, LA PLATA, 4 Y 5 DE JULIO DE 1994, EDS. M.K. DE BRODTKORB AND I.B. SCHALAMUK, INSTITUTO DE RECURSOS MINERALES, UNIVERSIDAD NACIONAL DE LA PLATA, PUBLICACION NO. 3, P. 157-166.

  • Other Database

    CIMRI

  • Production

    ANGELELLI (1984)

General comments

Subject category Comment text
Deposit THICKNESS VARIES FROM 0.2 TO 3.0 M. QUARTZ-FELDSPATHIC VEINS AROUND GRANITE STOCK AND OPEN SPACE FILLING IN FAULT, MINERALIZATION DISCONTINUOUS ALONG STRUCTURE.
Deposit 800 SQ. KM STRIKE FROM E-W TO N 55 E

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 Bolm, Karen S. U.S. Geological Survey
Updater 19-JUN-1995 Page, Norman J. U.S. Geological Survey

Beyond USGS

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