San Antonio

Producer in La Paz, Bolivia with commodity Tin
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. Reporter information

Geologic information

Identification information

Deposit ID 10279483
MAS/MILS ID 3350200030
Record type Site
Current site name San Antonio

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -67.29949, -16.90768 (WGS84)
Elevation 4500
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
Tin Critical Tertiary

Materials information

Materials Type of material
Cassiterite Unknown
Molybdenite Unknown
Quartz Unknown
Tourmaline Unknown
Wolframite Unknown

Nearby scientific data

Ore Body (1) -67.29949, -16.90768

Economic information

Ore body information

  • Strike N70E
    Dip 90N
    Length 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
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 PYRITIZATION
    Type of Wallrock Alter. #2 CARBONATE SILIC
    Type of Wallrock Alter. #3 INTERM ARGILLIC
    Strike And Dip N70E:90N
    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 No
Year of first production 1926

Mining district

District name Viloco

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-Comibol
    Interest 100
    Home office Bolivia
    Year 1954

Workings at the site

  • Type of workings Underground
    Overall depth 0M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ESTIMATE
    Mining Method OVERHAND SHRINKAGE 10-67
    Percent Waste Rock 20
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING WHEN DRY
    Mine Support Chars. CHEMICAL COATING
    Length of Inclines (m) 0
    Slope of Inclines 0
    1st Condition of Workings OPEN
    2nd Condition of Workings PART ACCESSIBLE
    Capacity 50
    Capacity Units MT ORE/DAY
    Unit Production Cost 12
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 1
    Year of Information 1976

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, BOLIVIA, PP. 36.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Ljb U.S. Bureau of Mines

Beyond USGS

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