Pulacayo

Producer in Potosi, Bolivia with commodities Lead, Silver, Zinc
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. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10133922
MAS/MILS ID 3350350045
Record type Site
Current site name Pulacayo

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -66.69946, -20.40758 (WGS84)
Elevation 4130
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
Lead Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Barite Unknown
Boulangerite Unknown
Bournonite Unknown
Chalcopyrite Unknown
Galena Unknown
Pyrite Unknown
Sphalerite Unknown
Stibnite Unknown
Wavellite Unknown
Wurtzite Unknown

Nearby scientific data

Ore Body (1) -66.69946, -20.40758

Economic information

Ore body information

  • Dip 90N
    Thickness 1.1M
    Length 3400M
    Width 1100M
    Area 10HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 PYRITIZATION
    Type of Wallrock Alter. #2 PROPYLITIC
    Type of Wallrock Alter. #3 SILICIFICATION
    Strike And Dip :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
Discovery year 1833
Year of first production 1873

Mining district

District name Pulacayo

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 Corp. Minera De Bolivia
    Interest 100
    Home office Bolivia
    Year 1954
  • Type Operator
    Owner Pulacayo Cooperative
    Home office Bolivia
    Year 1991

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Indicated 10000000mt ore
    Demonstrated 10000000mt ore
    Total resources 10000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 96 g/mt Silver Trace 1991
    Lead Pb 1.3 wt-pct Lead Trace 1991
    Zinc Zn 2.6 wt-pct Zinc Trace 1991
  • Type In-situ
    Estimate year 1991
    Indicated 670000mt ore
    Demonstrated 670000mt ore
    Inferred 650000mt ore
    Total resources 1320000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 488 g/mt Silver Trace 1991
    Lead Pb 7.7 wt-pct Lead Trace 1991
    Zinc Zn 7.8 wt-pct Zinc Trace 1991

Reference information

Bibliographic references

  • Reserve-Resource

    MINING ACTIVITY DIGEST, SEPTEMBER(?) 1991, P.8

  • Deposit

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

  • Deposit

    MINERO DE BOLIVIA, LA PAZ, PG. 157-159, PRINTED IN BILBAO, S

  • Deposit

    IMPRENTA INDUSTRIAL S. A., IN SPANISH.

General comments

Subject category Comment text
Deposit GRADE NOT GIVEN. ZN CONS ARE 55 PCT, OTHER CONS CONTAIN AG, AU. 1951 PRODUCTION WAS 68843 KG AG, 18652 T ZN, 3191 T PB, CU, 15 KG AU, HOT WATER PROBLEMS AT 386 LEVEL, THIS IS SECON AG-PB PRODUCER IN BOLIVIA, MINE IS AT PULACAYO, 20 KM E OF U ALL DATA FROM AHLFELD, LOCATION FROM AHLFELD MAP, 1954. AT THE PRESENT TIME (1992), THE LOCAL COOPERATIVE IS SELECTIVE- LY MINING THE HIGH GRADE ON A VERY SMALL SCALE.

Reporter information

Type Date Name Affiliation Comment
Reporter 25-MAR-1993 Difrancesco, Carl A. U.S. Bureau of Mines

Beyond USGS

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