Alianza Mine

Past Producer in Potosi, Bolivia with commodities Lead, Zinc, Silver
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. Land status
  13. Ownership information
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10097736
MRDS ID BL20439
Record type Site
Current site name Alianza Mine

Geographic coordinates

Geographic coordinates: -65.49999, -21.82365 (WGS84)
Elevation 3040
Relative position 6.5 KM DUE E OF MOJO

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
Bolivia Potosi

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary

Materials information

Materials Type of material
Sphalerite Ore
Quartz Gangue
Siderite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name Obispo
    Rock description Obispo
    Stratigraphic age (youngest) Early Ordovician
    Stratigraphic age (youngest) Early Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -65.49999, -21.82365

Economic information

Geologic structures

Type of structure Regional
Structure description On E Flank Of N5-20e Trending Anticline Cut By N-S Reverse Faults And Faults Transverse To Fold Axis

Ore body information

  • Strike NW-SE
    Dip VERTICAL

Economic information about the deposit and operations

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

Land status

Ownership category Federal

Ownership information

  • Type Owner
    Owner Empresa Minera Cesar Limitada

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Total resources 11880000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 1.66 wt-pct Lead Major 1982
    Zinc Zn 0.2 wt-pct Zinc Major 1982
    Silver Ag 1.2 g/mt Silver Major 1982

Comments on the reserve resource information

  • PROSPECTIVE

Workings at the site

  • Type of workings Underground
    Length 130M
    Overall depth 20M

Comments on the workings information

  • TWO ADITS 48 AND 82 M LONG, RESPECTIVELY.

Comments on development

  • ECON.COM: HAND SORTED ORE

Reference information

Bibliographic references

  • Deposit

    FONEM, 1982, INFORME PROYECTO N 296/82

  • Deposit

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

  • Other Database

    CIMRI

  • Reserve-Resource

    GUSTAVSON ASSOC. (1992)

General comments

Subject category Comment text
Deposit FOUR MAIN VEINS 50-100 M LONG AND 0.1-0.15 M WIDE

Reporter information

Type Date Name Affiliation Comment
Reporter 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.