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Inca Mine

Producer in La Paz, Bolivia with commodities Tin, Zinc, Copper, Tungsten
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Production statistics
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10100657
MRDS ID BL20234
Record type Site
Current site name Inca Mine

Geographic coordinates

Geographic coordinates: -67.45199, -16.8449 (WGS84)
Elevation 4700
Relative position 10 KM FROM VILOCO

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
Tin Critical Primary
Zinc Critical Tertiary
Copper Tertiary
Tungsten Critical Tertiary

Comments on the commodity information

  • CASSITERITE CRYSTALS ARE LESS THAN 2 MM IN SIZE

Materials information

Materials Type of material
Cassiterite Ore
Chalcopyrite Ore
Sphalerite Ore
Wolframite Ore
Pyrite Gangue
Quartz Gangue
Tourmaline Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -67.45199, -16.8449
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Anticline

Ore body information

  • General form TABULAR
    Strike N10W TO N5E
    Dip 85 E TO VERTICAL

Controls for ore emplacement

  • N-S Fractures Along Contact Between Tres Cruces Batholith And Sediments

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Tres Cruces

Ownership information

  • Type Operator
    Owner Empresa Minera Prodiga
  • Type Owner
    Owner Miguel Maranon

Production statistics

  • Year 1983
    Period 1983
    Material CON SN
    Accuracy Estimate
    Description Cp_Grade: ^48% Sn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Conc. Tin Tin 48wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1983
    Total resources 2312000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 1.53 wt-pct Tin Major 1983
  • Type In-situ
    Estimate year 1983
    Total resources 13179000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 0.85 wt-pct Tin Major 1983

Comments on the reserve resource information

  • (1) POSITIVE; (2) PROBABLE

Workings at the site

  • Type of workings Surface/Underground
    Length 1735M

Comments on the workings information

  • WORKINGS DIVIDED INTO FOUR SECTIONS (MONTE CRISTO, MAYTA, ESPINAL, SILVA). CUT AND FILL MINING.

Comments on development

  • ECON.COM: SMALL GRAVITY CONCENTRATOR

Reference information

Bibliographic references

  • Deposit

    VIA, A., SALVADOR, N., AND GODINEZ, J., 1983, SMALL MINE SEMIMECHANIZATION PROJECT

  • Deposit

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

  • Other Database

    CIMRI

  • Production

    VIA AND OTHERS (1983)

General comments

Subject category Comment text
Deposit SIX MAIN SUBPARALLEL VEINS 25 TO 940 M LONG AND 0.10 TO 0.30 M WIDE. VEINS ARE BRECCIATED AND BANDED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1991 Leyton Rodriguez, Martha Delia Servicio Geologic de Bolivia
Updater 01-SEP-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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