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Montecristo Mine

Past Producer in Potosi, Bolivia with commodities Lead, Copper, Zinc
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10006334
MRDS ID BL20333
Record type Site
Current site name Montecristo Mine

Geographic coordinates

Geographic coordinates: -65.19943, -19.4976 (WGS84)
Elevation 2350
Relative position 3.5 KM S55E OF OTUYO

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi
Bolivia Potosi

Commodities

Commodity Importance
Lead Primary
Copper Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicificacton

Mineral occurrence model information

Model code 77
USGS model code 20b
Deposit model name Sn-polymetallic vein

Host and associated rocks

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

Nearby scientific data

(1) -65.19943, -19.4976
ListMap

Economic information

Ore body information

  • General form PINCH AND SWELL
    Strike N 20 W; N 85 E
    Dip 46 NE; 60 SE
    Length 200M
    Width 0.2M
  • General form PINCH AND SWELL
    Strike N 20 W; N 85 E
    Dip 46 NE; 60 SE

Controls for ore emplacement

  • On E Flank Of An Anticline

Comments on the geologic information

  • HOST ROCKS STRIKE N20W DIP 60 NE. ANDESITE DIKES WITHIN THE MINERALIZED AREA ARE NOT RELATED TO MINERALIZATION.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1970

Ownership information

  • Type Owner-Operator
    Owner Walter Velarde

Comments on the workings information

  • SHORT CROSSCUTS, DRIFTS

Comments on development

  • ECON.COM: ORE IS HAND SORTED

Reference information

Bibliographic references

  • Deposit

    FONEM INTERNAL REPORT PROYECTO 263/82.

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit VEINS 180 TO 200 M LONG, 0.03 TO 0.20 M WIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1991 Guerra, Edwin Servicio Geologic de Bolivia
Updater 01-NOV-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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