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  3. Mineral Resource Data System (MRDS)

Aurora Mine

Past Producer in Potosi, Bolivia with commodities Lead, Silver, 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  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 10006411
MRDS ID BL20438
Record type Site
Current site name Aurora Mine

Geographic coordinates

Geographic coordinates: -65.4861, -21.63255 (WGS84)
Elevation 3450
Relative position 12 KM S65E OF NAZARENO

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
Silver Primary
Zinc Critical Secondary

Materials information

Materials Type of material
Sphalerite Ore
Barite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification

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) -65.4861, -21.63255
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On W Limb Of Faulted Anticline

Ore body information

  • General form PINCH AND SWELL

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1850

Ownership information

  • Type Owner
    Owner Gregorio Michel Cossio

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Total resources 35133000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 6.97 wt-pct Lead Major 1982
    Silver Ag 33 g/mt Silver Major 1982
    Zinc Zn 5.4 wt-pct Zinc Minor 1982
  • Type In-situ
    Estimate year 1982
    Total resources 95190000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 6.97 wt-pct Lead Major 1982
    Silver Ag 33 g/mt Silver Major 1982
    Zinc Zn 5.4 wt-pct Zinc Minor 1982

Comments on the reserve resource information

  • (1) PROBABLE; (2) POSSIBLE

Workings at the site

  • Type of workings Underground
    Length 846M
    Overall depth 100M

Comments on the workings information

  • INCLINE SHAFTS, CROSSCUTS, DRIFTS

Comments on development

  • ECON.COM: HAND SORTED ORE

Reference information

Bibliographic references

  • Deposit

    FONEM, 1982, INFORME PROYECTO N 240/82

  • Deposit

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

  • Other Database

    CIMRI

  • Reserve-Resource

    (1-2) GUSTAVSON ASSOC. (1992)

General comments

Subject category Comment text
Deposit THREE MAIN VEINS UP TO 1000 M LONG, 0.1-1.4 M WIDE, DEVELOPED TO 100 M DEPTH.
Deposit Discovery Year: 1800'S

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.

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