35eblo Viejo

Plant in Potosi, Bolivia with commodity Tungsten
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Ore body information
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Production statistics
  11. Reserves and resources
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10305542
MAS/MILS ID 3350350056
Record type Site
Current site name 35eblo Viejo
Alternate or previous names Pueblo Viejo

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -66.28275, -21.66445 (WGS84)
Elevation 4200

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi

Commodities

Commodity Importance
Tungsten Critical Primary

Nearby scientific data

Ore Body (1) -66.28275, -21.66445

Economic information

Ore body information

  • Length 1000M
    Width 200M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control FRACTURING
    Date of Last Modification 830909

Comments on the geologic information

  • MINERALIZATION IN DACITE INTRUSIVE HAS AN EAST-WEST STRIKE AND DIPS 80 DEGREES NORTH; AVERAGE THICKNESS OF VEINS IS ABOUT 30 CM.

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Metallic
Significant Yes
Mining method Open Stope
Year of first production 1914
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Gravity

Ownership information

  • Type Owner
    Owner Sra Eva Thiel
    Interest 100
    Year 1982

Production statistics

  • Year 1981
    Material ORE
    Ore mined 25100mt
    Description Ore 25100 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tungsten Tungsten 25100mt
  • Year 1983
    Material ORE
    Ore mined 36000mt
    Description 36000 Mt Ore/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Tungsten Tungsten 36000mt

Reserves and resources

  • Type In-situ
    Estimate year 1992
    Measured 107515mt ore
    Demonstrated 107515mt ore
    Total resources 107515mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 1 wt-pct Tungsten Major 1992

Comments on the reserve resource information

  • OP: EMPRESA MINERA SAN JOSE DE BERQUE LTDA. REPLACES RECONQUISTADA. FORMERLY LISTED UNDER MAS SEQ. NO. 3350009002. RESOURCES AS OF 1/83

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method SUBLEVEL 10-43
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics UNKNOWN
    Number of Adits 6
    1st Condition of Workings OPEN
    Capacity 120
    Capacity Units MT ORE/DAY
    Unit Production Cost 24
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1982

Comments on other economic factors

  • MINE HAS 14 WORKING STOPES AND 2 VEINS ARE WORKED- SAN MARTIN AND THIEL.

Reference information

Bibliographic references

  • Production

    MINING JOURNAL, APRIL 30, 1982. P 319.

  • Reserve-Resource

    LAML TOPICAL SUPPLEMENT FOR NOV. 7, 1985. P 4.

  • Reserve-Resource

    COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA, 1992; PUB. BY

  • Reserve-Resource

    THE MINISTRY OF MINES AND METALLURGY, LA PAZ, BOLIVIA.

  • Deposit

    EMPRESA MINERA SAN MOSE DE BERQUE LTDA., COMPANY REPORT/MIN-

  • Deposit

    ING-GEOLOGICAL STUDY, JULY 1981. (IN SPANISH).

  • Deposit

    EMPRESA MINERA SAN JOSE DE BERQUE LTDA., COMPANY QUARTERLY

  • Deposit

    REPORT-PUEBLO VIEJO MINE-JAN. TO MARCH, 1981 (SPANISH).

  • Deposit

    PLANS AND SECTIONS OF PUEBLO VIEJO MINE (6), SCALE 1:2000

  • Deposit

    SHOWING RESERVES FOR VARIOUS VEINS AND LEVELS; CLAIM

  • Deposit

    AREAS AND OWNERSHIP.

  • Deposit

    VEIN AND STOPE WIDTHS AND CHANNEL SAMPLE ASSAY DATA FOR

  • Deposit

    THIEL AND SAN MARTIN VEINS-PUEBLO VIEJO MINE, BOLIVIA.

Reporter information

Type Date Name Affiliation Comment
Reporter 13-MAY-1997 Bleiwas, Donald U.S. Bureau of Mines

Beyond USGS

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