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Eugenia Mine

Producer in Potosi, Bolivia with commodities Lead, Zinc, Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10006374
MRDS ID BL20388
Record type Site
Current site name Eugenia Mine
Alternate or previous names Begona

Geographic coordinates

Geographic coordinates: -65.80944, -21.11728 (WGS84)
Elevation 3640
Relative position 18 KM N10W OF SALO

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi
Bolivia Potosi

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary

Materials information

Materials Type of material
Sphalerite Ore
Limonite Gangue
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name Mojona;
    Rock description Mojona;
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -65.80944, -21.11728
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Three Sets Of Post-Mineral Faults Oriented N24e 60 Se; N50e 70 Se; And N85e 80se.

Ore body information

  • General form PINCH AND SWELL
    Strike N 30-45 W
    Dip 50-80 SW

Comments on the geologic information

  • MINE IS 5 KM NE OF ISCA-ISCA GRANODIORITE PORPHYRY INTRUSIVE IN A BLOCK OF FOLDED PALEOZOIC CLASTIC SEDIMENTS BOUNDED BY STEEPLY DIPPING INVERSE FAULTS. HOST ROCKS STRIKE N24-28W AND DIP 69-70SE ON A MONOCLINE WITH LOCAL MICROFOLDS.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Spanish Colonists

Ownership information

  • Type Owner
    Owner Guillermo Manning T.

Production statistics

  • Year 1982
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Conc. Lead Lead 75wt-pct
    Major Conc. Silver Silver 3g/mt

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Total resources 12560000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 1.24 wt-pct Lead Major 1982
    Zinc Zn 1.57 wt-pct Zinc Major 1982
    Silver Ag 51 g/mt Silver Major 1982
  • Type In-situ
    Estimate year 1982
    Total resources 9600000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 1.46 wt-pct Lead Major 1982
    Zinc Zn 0.77 wt-pct Zinc Major 1982
    Silver Ag 56 g/mt Silver Major 1982

Comments on the reserve resource information

  • ASSUMES A MINIMUM MINING WIDTH OF 0.80 M.

Workings at the site

  • Type of workings Underground
    Length 817M

Comments on the workings information

  • ABOUT 108 M OF CROSSCUTS, 709 M OF DRIFTS, AND FOUR FLOODED SHAFTS OF UNKNOWN DEPTH.

Comments on development

  • ECON.COM: CRUDE CRUSHING MILL, HAND SORTED ORE

Reference information

Bibliographic references

  • Deposit

    BOLIVIAN AUDITORS AND CONSULTANTS, 1982, PROYECTO BEGONA FONEM: FONEM INFORME N 381/82

  • Other Database

    CIMRI

  • Production

    FONEM INFORME 381/82

General comments

Subject category Comment text
Deposit SEVERAL VEINS INCLUDING YUCRA, GRANDE I, GRANDE II, CHICO, FERNANDEZ, AND SAN JOSE. ORE SHOOT IN THE SAN JOSE VEIN IS 0.5 M WIDE. VEINS ARE OTHERWISE VERY NARROW.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1993 Long, Keith R. U.S. Geological Survey

Beyond USGS

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

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