Macha

Prospect 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. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10206842
MAS/MILS ID 3350350022
Record type Site
Current site name Macha
Alternate or previous names Veneros De Macha

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -65.79945, -18.89762 (WGS84)
Elevation 4000
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
Adularia Unknown
Cassiterite Unknown
Opal Unknown

Nearby scientific data

Ore Body (1) -65.79945, -18.89762

Economic information

Ore body information

  • Area 100HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 STOCKWORK
    Shape of Orebody #2 LENTICULAR
    Type of Orebody #3 PLACER
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin SEDIMENTATION
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 POTASSIC
    Type of Wallrock Alter. #2 SILICIFICATION
    Type of Wallrock Alter. #3 PROPYLITIC
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 100
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Prospect
Commodity type Metallic
Significant No

Mining district

District name Macha-Maragua

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 1976

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, PG. 73-75, PRINTED IN BILBAO, S

  • Deposit

    IMPRENTA INDUSTRIAL S. A., IN SPANISH.

General comments

Subject category Comment text
Deposit WOOD TIN OCCURS IN STOCKWORKS IN FLOWS MINED BY PISOCORRO MI AS PLACERS ALL AROUND FLOW EDGES, ABOUT 10 KM S OF MACNA OR OF LIPEZ HUAICO, ALL DATA FROM AHLFELD.

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.