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Avaroa Mine

Producer in Potosi, Bolivia with commodity Copper
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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. 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. Production statistics
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10107578
MRDS ID BL10036
Record type Site
Current site name Avaroa Mine
Alternate or previous names Eduardo Abaroa, Abaroa, El Descuido

Geographic coordinates

Geographic coordinates: -67.04475, -21.60505 (WGS84)
Elevation 3990
Relative position AT ALKAMARIHUAJ, 67 KM SW OF COCANI, 150 KM BY ROAD FROM UYUNI

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

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Cuprite Ore
Malachite Ore
Tenorite Ore
Calcite Gangue
Celestite Gangue
Chalcedony Gangue
Pyrite Gangue

Analytical data

Result ASSAYS VEDIA AND CORTEZ (1966) AND GEOBOL (1971): TRACE TO 28.81% CU. CHANNEL SAMPLES BASSI (1980):

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 L Quehua
    Rock description L Quehua
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -67.04475, -21.60505
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Anticline
Type of structure Local
Structure description Fractures

Ore body information

  • General form LENTICULAR
    Strike N 30 TO 50 E
    Dip 65 TO 85 NW
    Depth to top 0M

Controls for ore emplacement

  • Contact With Overlying U. Quehua Tuff, Preferred Beds, Fractures.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1963
Discoverer Spanish Colonists
Year of first production 1964

Land status

Ownership category Federal

Ownership information

  • Type Operator
    Owner Cooperativa Minera Litoral
    First year 1963
  • Type Owner
    Owner Corporacion Minera De Bolivia (Comibol)

Production statistics

  • Year 1964
    Material CONS
    Accuracy Accurate
    Description Ap_Grade: ^30% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Conc. Copper Copper 30wt-pct
  • Year 1970
    Material CONS
    Accuracy Accurate
    Description Ap_Grade: ^18.72% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Conc. Copper Copper 19wt-pct
  • Year 1972
    Period 1966-1972
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^24.0% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Copper Copper 24wt-pct

Comments on the production information

  • PRODUCTION FOR MONTH OF JUNE ONLY

Reserves and resources

  • Type In-situ
    Estimate year 1972
    Total resources 450000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 5 wt-pct Copper Major 1972
  • Type In-situ
    Estimate year 1966
    Total resources 48640000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 15.4 wt-pct Copper Major 1966
  • Type In-situ
    Estimate year 1971
    Total resources 29636100000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 5.8 wt-pct Copper Major 1971
  • Type Dump
    Estimate year 1971
    Total resources 18722000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 3.69 wt-pct Copper Major 1971

Comments on the reserve resource information

  • BASED ON LIMITED SAMPLING

Workings at the site

  • Type of workings Underground
    Length 2453M

Comments on the workings information

  • AT LEAST 11 ADITS

Comments on development

  • DRILLED BY COMIBOL 1970-1971 ; ECON.COM: CUT OFF GRADE IN 1970 WAS 10% CU

Reference information

Bibliographic references

  • Deposit

    VEDIA M., J., AND CORTEZ, J., 1966, INFORME SOBRE ORIENTACION TECNICA MINA CUPRIFERA EDUARDO ABAROA: SERVICIO GEOLOGICO DE BOLIVIA INFORME GB-M-495

  • Deposit

    SERVICIO GEOLOGICO DE BOLIVIA, 1971, MINA ABAROA: PROYECTO LIPEZ-COMIBOL-70 INFORME GE-24, 91P., MAPS 1:2,000, 1:500.

  • Deposit

    BASSI, H.G.L., 1980, INSPECCIONES MINERAS EN DOS YACIMIENTOS CUPRIFEROS ESTRATIFORMES DEL SUROESTE DE BOLIVIA: CONGRESO GEOLOGICO ARGENTINO, 6TH, BAHIA BLANCA, 1975, ACTAS, V. 3, P. 13-23.

  • Deposit

    GEOLOGICAL INVESTIGATION BY GEOBOL (1971)

  • Deposit

    GEOLOGICAL INVESTIGATION BY GEOBOL VEDIA AND CORTEZ (1966)

  • Deposit

    VISITED BY USGS/GEOBOL PERSONNEL 1990

  • Other Database

    CIMRI

  • Production

    VEDIA AND CORTEZ (1966); BASSI (1980)

  • Reserve-Resource

    BASSI (1980) P. 20

General comments

Subject category Comment text
Deposit INDIVIDUAL OREBODIES ARE 0.5 TO 3 M LONG, 10 TO 20 CM THICK, AND 50 TO 80 CM WIDE. MANTOS DIP 2 TO 8 E. ORIENTATION GIVEN ABOVE IS FOR MINERALIZED FRACTURES. ARE 6 MANTOS, ONLY ONE EXPLOITED AS OF 1971. MANTOS HAVE CHALCOCITE, NATIVE CU, CUPRITE, AZURITE, MALACHITE, TENORITE, CHRYSOCOLLA. VEINS HAVE CHALCOCITE AND BORNITE. ORE IS FOUND A FEW M BELOW CONTACT BETWEEN SEDIMENTS AND DISCORDANTLY OVERLYING TUFF.
Deposit RECORD INFORMATION ALSO SUPPLIED BY GEOBOL

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1990 Long, Keith R.; Camacho M., Eduardo; Hinojosa, A. U.S. Geological Survey

Beyond USGS

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

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