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  3. Mineral Resource Data System (MRDS)

La Joya

Past Producer in Oruro, Bolivia with commodities Bismuth, Copper, Gold, Silver
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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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Reserves and resources
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10254979
MAS/MILS ID 3350250024
Record type Site
Current site name La Joya

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -67.52949, -17.69766 (WGS84)
Elevation 3900
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Oruro(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Oruro

Commodities

Commodity Importance
Bismuth Critical Secondary
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcocite Unknown
Chalcopyrite Unknown
Covellite Unknown
Enargite Unknown
Gold Unknown
Pyrite Unknown
Tennantite Unknown
Tourmaline Unknown
Wolframite Unknown

Nearby scientific data

Ore Body (1) -67.52949, -17.69766
ListMap

Economic information

Ore body information

  • Strike N70E
    Dip 00E
    Thickness 0.2M
    Length 700M
    Width 100M
    Area 10HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin OXIDATION
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 CARBONATE SILIC
    Type of Wallrock Alter. #2 SILICIFICATION
    Type of Wallrock Alter. #3 PYRITIZATION
    Strike And Dip N70E:00E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 10
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name La Joya District

Mineral rights holdings

Type of mineral rights State Lease
Type of mineral rights Minerals Only

Land status

Ownership category State

Ownership information

  • Type Owner
    Owner Corp. Minera De Bolivia
    Interest 100
    Home office Bolivia
    Year 1976

Reserves and resources

  • Type In-situ
    Estimate year 1954
    Commodity Subtype Grade units Group Importance Year
    Bismuth Bi 0.15 wt-pct Bismuth Minor 1954
    Silver Ag 0.03 g/mt Silver Minor 1954
    Gold Au 20 g/mt Gold Minor 1954
    Copper Cu 6 wt-pct Copper Major 1954

Reference information

Bibliographic references

  • Deposit

    AHLFELD, F., 1954, LOS YACIMIENTOS MINERALES DE BOLIVIA: BAN

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, PG. 210, 155,PRINTED IN BILBAO, S

  • Deposit

    IMPRENTA INDUSTRIAL S. A., IN SPANISH.

General comments

Subject category Comment text
Deposit PLUG HAS W03 VEINS, LOCATION FROM AHLFELD MAP, 1954.

Reporter information

Type Date Name Affiliation Comment
Reporter 19-JUL-91 Ljb U.S. Bureau of Mines

Beyond USGS

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

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