Atocha Mine

Past Producer in Cochabamba, Bolivia with commodities Silver, Copper, Antimony
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. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10097725
MRDS ID BL20341
Record type Site
Current site name Atocha Mine

Geographic coordinates

Geographic coordinates: -66.33585, -18.08792 (WGS84)
Elevation 3300
Relative position 6 KM S55E OF SACACA

Site location context

Political divisions (FIPS codes)

Cochabamba(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Cochabamba
Bolivia Cochabamba

Commodities

Commodity Importance
Silver Primary
Copper Primary
Antimony Critical Tertiary

Materials information

Materials Type of material
Argentite Ore
Atacamite Ore
Cerargyrite Ore
Tetrahedrite Ore
Kaolinite Gangue
Limonite Gangue
Pyrite Gangue

Alteration

  • (Local) Propylitization (Chlorite), Supergene (Limonite)

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Torotoro
    Rock description Torotoro
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -66.33585, -18.08792

Economic information

Geologic structures

Type of structure Regional
Structure description Nw-W Trending Homocline Dipping Sw

Ore body information

  • General form PINCH AND SWELL

Comments on the geologic information

  • ORD SEDIMENTS DIP 80-85 SW. CRET TOROTORO SANDSTONE LIES UNCONFORMABLY ABOVE ORD SEDIMENTS.

Economic information about the deposit and operations

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

Ownership information

  • Type Owner
    Owner H. Pacheco, R. Duch, And J. Aranibar

Comments on development

  • ECON.COM: SMALL CRUSHING MILL

Reference information

Bibliographic references

  • Deposit

    TARQUINO, R., 1968, MINTEC INTERNAL REOPORT I-VM-12/I-A21

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TWO VEIN SYSTEMS. JUST EAST OF THE VEINS IS A ZONE OF DISSEMINATED COPPER MINERALIZATION IN SANDSTONE.

Reporter information

Type Date Name Affiliation Comment
Reporter 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.