Malmisa

Past Producer in Potosi, 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. Mineral rights holdings
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10182390
MAS/MILS ID 3350350011
Record type Site
Current site name Malmisa

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -65.66944, -19.02761 (WGS84)
Elevation 5000
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi

Commodities

Commodity Importance
Tin Critical Tertiary

Materials information

Materials Type of material
Cassiterite Unknown
Pyrite Unknown

Nearby scientific data

Ore Body (1) -65.66944, -19.02761

Economic information

Ore body information

  • 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
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 780213

Economic information about the deposit and operations

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

Mineral rights holdings

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

Ownership information

  • Type Owner-Operator
    Owner Comibol
    Interest 100
    Home office Chile
    Year 1976

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, PG. 60, WAS PRINTED IN BILBAO, S

  • Deposit

    IMPRENTA INDUSTRIAL S. A., IN SPANISH.

General comments

Subject category Comment text
Deposit MOLY VEIN NEAR, MINE IS 60 KM N OF POTOSI NEAR RIO PILCOMAYO OF ROADS SERIOUS PROBLEM AS IS ALTITUDE, VEINS ON S AND SE S MALMISA MTN, MUCH PYRITE, ALL DATA FROM AHLFELD.

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.