Ana Maria Mine

Past Producer in La Paz, Bolivia with commodities Copper, 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. Mining district
  15. Land status
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10006092
MRDS ID BL20003
Record type Site
Current site name Ana Maria Mine

Geographic coordinates

Geographic coordinates: -68.89147, -16.6163 (WGS84)
Elevation 3900
Relative position 7 KM S60W FROM GUAQUI

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia La Paz

Comments on the location information

  • SW OF CERRO JANKHO MARCA, 100 KM FROM LA PAZ BY ROAD.

Commodities

Commodity Importance
Copper Primary
Silver Primary

Materials information

Materials Type of material
Chalcocite Ore
Malachite Ore

Analytical data

Result ANALYSES BY GEOBOL: 4.82-10.15% CU, 20-40 G/MT AG

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 Huayllamarca
    Rock description Huayllamarca
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene

Nearby scientific data

(1) -68.89147, -16.6163

Economic information

Geologic structures

Type of structure Regional
Structure description Nw Anticline

Ore body information

  • General form LENTICULAR
    Strike N60-85W
    Dip 20-45NE
    Thickness 15M
    Depth to top 0M

Controls for ore emplacement

  • Cu Minerals Replace Fossil Plants In Sandstone

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1959
Discoverer Gambusinos
Year of first production 1959
Year of last production 1967

Mining district

District name Serrania De Tiwanaku

Land status

Ownership category Federal

Production statistics

  • Year 1963
    Period 1959-1963
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 4wt-pct
  • Year 1963
    Period 1959-1963
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 15wt-pct
  • Year 1967
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Copper Copper 17wt-pct

Workings at the site

  • Type of workings Underground
    Length 150M

Comments on the workings information

  • ADITS, SHAFTS

Reference information

Bibliographic references

  • Deposit

    VARGAS, W., 1967, VALUACION DE YACIMIENTOS DE COBRE, PRIMERA PARTE, COROCORO-GUAQUI: SERVICIO GEOLOGICO DE BOLIVIA INFORME LP-24, 36P., MAP 1:1,000.

  • Deposit

    GUERRA, M., AND ASCARRUNZ K., R., 1964, INFORME SOBRE ORIENTACION TECNICA MINA CUPRIFERA ANA MARIA: DEPARTAMENTO NACIONAL DE GEOLOGIA INFORME DNG-M-337, 6P., MAP 1:500.

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY GEOBOL (GUERRA AND ASCARRUNZ, 1964

  • Other Database

    CIMRI

  • Production

    VARGAS(1967) GUERRA AND ASCARRUNZ (1964)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1911 Orlando, A.; Hinojosa, A. Servicio Geologic de Bolivia

Beyond USGS

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