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  3. Mineral Resource Data System (MRDS)

Totoral

Producer in Oruro, Bolivia with commodity Tin
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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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10206847
MAS/MILS ID 3350250019
Record type Site
Current site name Totoral

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -66.83947, -18.55153 (WGS84)
Elevation 4000
Location accuracy 10(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
Tin Critical Tertiary

Materials information

Materials Type of material
Cassiterite Unknown
Pyrite Unknown
Pyrrhotite Unknown
Quartz Unknown
Tourmaline Unknown

Nearby scientific data

Ore Body (1) -66.83947, -18.55153
ListMap

Economic information

Ore body information

  • Strike N18E
    Dip 45W
    Length 800M
    Width 500M
    Area 10HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 LENTICULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin OXIDATION
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONATE SILIC
    Type of Wallrock Alter. #2 PYRITIZATION
    Type of Wallrock Alter. #3 SERICITIC
    Strike And Dip N18E:45W
    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 Producer
Commodity type Metallic
Significant Yes
Mining method Open Stope
Milling method Gravity

Mining district

District name Negro Pabellon

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 Comibol
    Interest 100
    Home office Bolivia
    Year 1976

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method HORIZ CUT & FILL W/WASTE ROCK 10-60
    Percent Waste Rock 50
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    1st Condition of Workings OPEN
    Capacity 50
    Capacity Units MT ORE/DAY
    Unit Production Cost 12
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 1

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, PG. 53-54, PRINTED IN BILBAO, S

  • Deposit

    IMPRENTA INDUSTRIAL S. A., IN SPANISH.

General comments

Subject category Comment text
Deposit MINE IS ON SAME VEIN AS AVICAYA MINE, ROAD IS APPROX. 12 KM NE FROM PAZNA, ALL DATA FROM AHLFELD. CONS PROBABLY SENT TO

Reporter information

Type Date Name Affiliation Comment
Reporter 21-SEP-92 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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