Tujujahuira

Producer in La Paz, Bolivia with commodity Gold
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. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10182671
MAS/MILS ID 3350200038
Record type Site
Current site name Tujujahuira

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -67.9995, -15.09774 (WGS84)
Elevation 775
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia La Paz

Commodities

Commodity Importance
Gold Tertiary

Materials information

Materials Type of material
Apatite Unknown
Cassiterite Unknown
Garnet Unknown
Gold Unknown
Magnetite Unknown

Nearby scientific data

Ore Body (1) -67.9995, -15.09774

Economic information

Ore body information

  • Thickness 1M
    Length 12000M
    Width 1500M
    Area 10HA
    Depth to top 100M
    Field Value
    Type of Orebody #1 PLACER
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 LENTICULAR
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control OTHER
    Degree of Wallrock Alter. NONE
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 100
    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 Producer
Commodity type Metallic
Significant No
Discovery year 1548
Year of first production 1847

Mining district

District name Tipuani

Mineral rights holdings

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

Land status

Ownership category State

Ownership information

  • Type Owner-Operator
    Owner Bolivian Government
    Interest 100
    Home office Bolivia
    Year 1961

Reserves and resources

  • Type In-situ
    Estimate year 1954
    Measured 9000000mt ore
    Demonstrated 9000000mt ore
    Total resources 9000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.83 g/mt Gold Trace 1954

Workings at the site

  • Type of workings Underground
    Length 1500M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ESTIMATE
    Mining Method OVERHAND SQUARE-SET 10-46A
    Percent Waste Rock 50
    Hardness of Rock SOFT NONPLASTIC FISSURED MODERATE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. UNSUPPORTING NO SLOUGH
    Mine Support Chars. OPEN STEEL SETS
    Length of Inclines (m) 50
    Number of Inclines 3
    Avg. Length of Adits (m) 0
    1st Condition of Workings OPEN
    2nd Condition of Workings PART ACCESSIBLE
    3rd Condition of Workings FLOODED
    Capacity 50
    Capacity Units MT ORE/DAY
    Unit Production Cost 2
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 1
    Year of Information 1976

Reference information

Bibliographic references

  • Deposit

    STOLL, W. C., 1961, TERTIARY CHANNEL GOLD DEPOSITS AT TIPUAN

  • Deposit

    BOLIVIA: ECON. GEOL., V. 56, PP. 1258-1264.

General comments

Subject category Comment text
Deposit OTHER SMALL MINES NEARBY ARE THE LIRATINI AND UNUTULUNI. THIS PROBABLY CLOSED AFTER NATIONALIZATION IN 1952.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-84 Ljb U.S. Bureau of Mines

Beyond USGS

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