El Mestizo Mine

Past Producer in Potosi, Bolivia with commodities Gold, Silver, Antimony, Zinc, Copper
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. Mining district
  15. Land status
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10097681
MRDS ID BL10001
Record type Site
Current site name El Mestizo Mine
Alternate or previous names Mestizo, Cerro Mestizo. Adits: Alcira, Alpaza

Geographic coordinates

Geographic coordinates: -66.95253, -21.90338 (WGS84)
Elevation 4800
Relative position 9 KM SW OF SAN ANTONIO DE LIPEZ, 88 KM SW OF SAN VICENTE

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia Potosi

Comments on the location information

  • 12 KM BY ROAD FROM SAN ANTONIO DE LIPEZ, 160 KM BY ROAD FROM ATOCHA RAILROAD STATION.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Antimony Critical Primary
Zinc Critical Secondary
Copper Secondary

Materials information

Materials Type of material
Bornite Ore
Covellite Ore
Gold Ore
Silver Ore
Sphalerite Ore
Stibnite Ore
Barite Gangue
Cervantite Gangue
Hematite Gangue
Limonite Gangue
Marcasite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification, Distal Propylitization, Kaolinization

Analytical data

Result ANALYSES FOR AU, AG, AND SB IN ANONYMOUS (1989). AVERAGE GRADE IS ABOUT 0.14 G/MT AU, 12 G/MT AG, AND 0.2% SB.

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 Sedimentary Rock > Clastic Sedimentary Rock > Mudstone
    Rock unit name Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior
    Rock description Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior;Quehua Inferior

Nearby scientific data

(1) -66.95253, -21.90338

Economic information

Ore body information

  • General form IRREGULAR
    Thickness 100M
    Length 300M
    Width 250M
    Depth to top 0M

Controls for ore emplacement

  • Shear Zones, Fracture Zones Oriented N-S And N55e

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Discoverer Spanish Colonists

Mining district

District name San Antonio De Lipez

Land status

Ownership category Federal

Ownership information

  • Type Operator
    Owner Cooperativa Minera
  • Type Owner
    Owner Corporacion Minera De Bolivia (Comibol)

Comments on the reserve resource information

  • BETWEEN 40 AND 75 MILLION MT ORE AND 0.7 TO 1.5 MILLION TROY OZ AU.

Workings at the site

  • Type of workings Surface/Underground
    Length 1600M

Comments on the workings information

  • WORKINGS CONSIST OF SHALLOW PROSPECT PITS AND ONE ADIT (SOCAVON ALCIDE)

Comments on development

  • EXPLORED BY A COOPERATIVE DURING THE 1960'S

Reference information

Bibliographic references

  • Deposit

    ANONYMOUS, 1989, MESTIZO, PROSPECTO DE ORO DE BAJA LEY Y GRAN VOLUMEN, POTOSI, BOLIVIA: SERVICIO GEOLOGICO DE BOLIVIA, PROGRAMA DE LAS NACIONES UNIDAS PARA EL DESAROLLO, PROYECTO BOL/87/012, FOLLETO TECNICO PROMOCIONAL, 6P., MAPS, 1:10,000 AND 1:100,000.

  • Deposit

    SERVICIO GEOLOGICO DE BOLIVIA, 1971, MINA MESTIZO: PROYECTO LIPEZ/COMIBOL/71

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY UNDP (1989)

  • Deposit

    GEOPHYSICAL AND GEOLOGICAL INVESTIGATIONS BY GEOBOL (1971)

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit DEPOSIT DIMENSIONS REFER TO CERRO MESTIZO STOCKWORK ORE ZONE. PIQUE ESPANOL MINERALIZED SHEAR ZONE STRIKES N35E FOR 700 M WITH A WIDTH OF 10M. SOCAVON ALCIDA MINERALIZED SHEAR ZONE STRIKES N75E FOR 900 M WITH A WIDTH OF 20M. AN AREA OF 200 BY 400 M DISPLAYS VISIBLE ALTERATION.
Deposit GEOPHYSICAL SURVEY: GROUND EM 9 LINES IN 160,000 SQ M ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1990 Long, K.R.; Enriquez, R U.S. Geological Survey PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD
Editor 27-APR-1995 Mosier, Dan U.S. Geological Survey

Beyond USGS

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