Alianza Mine

Occurrence in Potosi, Bolivia with commodities Copper, Lead, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  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. Land status
  15. Ownership information
  16. Reserves and resources
  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 10005909
MRDS ID BL10097
Record type Site
Current site name Alianza Mine

Geographic coordinates

Geographic coordinates: -67.15114, -21.68533 (WGS84)
Elevation 4000
Relative position 5 KM N25E OF COMUNIDAD TODOS SANTOS, 169 KM FROM UYUNI BY ROAD

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

Commodities

Commodity Importance
Copper Primary
Lead Tertiary
Silver Tertiary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Galena Ore
Malachite Ore
Tetrahedrite Ore

Mineral occurrence model information

Model code 197
USGS model code 30b
Deposit model name Sediment-hosted Cu
Mark3 model number 63

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Quehua Inferior
    Rock description Quehua Inferior
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -67.15114, -21.68533

Economic information

Geologic structures

Type of structure Regional
Structure description Ne Anticline
Type of structure Local
Structure description Normal Fault N82e

Ore body information

  • General form LENTICULAR
    Depth to top 0M

Controls for ore emplacement

  • Faults, Preferred Beds

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category Federal

Ownership information

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

Reserves and resources

  • Type In-situ
    Estimate year 1971
    Total resources 2000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 4.36 wt-pct Copper Major 1971

Workings at the site

  • Type of workings Underground
    Length 600M

Comments on the workings information

  • ADITS, PROSPECT PITS

Reference information

Bibliographic references

  • Deposit

    SERVICIO GEOLOGICO DE BOLIVIA, 1971, MINA ALIANZA: PROYECTO LIPEZ-COMIBOL-70 INFORME GE-31, 21P., MAPS 1:2,000; 1:500

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY GEOBOL (1971)

  • Deposit

    VISITED BY USGS/GEOBOL PERSONNEL 1990

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit VEINS IN N82E 67-78NW NORMAL FAULT. MANTOS ARE 0.6 TO 0.8 M THICK. MANTOS ARE SANDSTONES CEMENTED BY CALCITE, FE OXIDES, MALACHITE, AND CHLORITE, WITH FRACTURES FILLED BY CHALCOCITE-MALACHITE-AZURITE-BORNITE-CHALCOPYRITE, AND GYPSUM VEINLETS. ONE FAULT IS FILLED BY GALENA-CHALCOPYRITE-TETRAHEDRITE-FE OXIDES BUT MAY BE RELATED TO NEARBY ANTONIO MINE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1990 Long, Keith R. U.S. Geological Survey

Beyond USGS

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