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Ensueno Mine

Past Producer in La Paz, Bolivia with commodities Tungsten, Arsenic
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10006455
MRDS ID BL20494
Record type Site
Current site name Ensueno Mine

Geographic coordinates

Geographic coordinates: -67.89951, -16.18104 (WGS84)
Elevation 3000
Relative position 12 KM N75W OF PACOLLO

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia La Paz
Bolivia La Paz

Commodities

Commodity Importance
Tungsten Critical Primary
Arsenic Critical Tertiary

Materials information

Materials Type of material
Scheelite Ore
Wolframite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -67.89951, -16.18104
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On Ne Flank Of Chucura-Zongo Pluton

Ore body information

  • Strike N 50 W
    Dip 34-45 SW; VERTICAL
  • Strike N 50 W
    Dip 34-45 SW; VERTICAL

Comments on the geologic information

  • HOST ROCKS STRIKE N50W DIP 35-45SW

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1950

Ownership information

  • Type Owner-Operator
    Owner E. Lederman And J. Delgado

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Total resources 25000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 0.81 wt-pct Tungsten Major 1981
  • Type In-situ
    Estimate year 1981
    Total resources 75000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 0.6 wt-pct Tungsten Major 1981

Comments on the reserve resource information

  • (1) POSSIBLE; (2) PROSPECTIVE

Reference information

Bibliographic references

  • Deposit

    AGUIRRE, R., AND PAZ, F., 1981, INFORME ETAPA "A" PROYECTO 79/78: CENTRO DE DOCUMENTACION FONDO NACIONAL DE EXPLORACION MINERA.

  • Deposit

    GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLVIA

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TWELVE VEINS PARALLEL TO BEDDING, UP TO 200 M LONG AND 0.1-1.5 M WIDE; OTHER VEINS, BRECCIATED, ALSO PARALLEL TO BEDDING BUT WITH NEAR-VERTICAL DIPS.
Deposit Discovery Year: 1900'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1991 Guerra, Edwin Servicio Geologic de Bolivia
Updater 01-DEC-1993 Long, Keith R. U.S. Geological Survey

Beyond USGS

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

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