La Poma Mine

Producer in Salta, Argentina with commodities Lead, Silver, Zinc, Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Reserves and resources
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. Reporter information

Geologic information

Identification information

Deposit ID 10056616
MRDS ID TC00668
Record type Site
Current site name La Poma Mine
Alternate or previous names La Esperanza, Alicia, Elvira. Veins E To W: La Negra, Vieja Esperanza Sur, Chiflon, Rosa, Zeta, Nueva Esperanza, Porvenir

Geographic coordinates

Geographic coordinates: -66.47444, -24.25139 (WGS84)
Elevation 4550
Relative position 3 KM S OF ABRA DE CHORRILLLO, 32 KM WSW OF SAN ANTONIO DE LOS COBRES, 185 KM NW OF SALTA

Site location context

Political divisions (FIPS codes)

Salta(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina Salta

Commodities

Commodity Importance
Lead Primary
Silver Primary
Zinc Critical Secondary
Copper Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Covellite Ore
Galena Ore
Malachite Ore
Marcasite Ore
Pyrite Ore
Sphalerite Ore
Tenorite Ore
Tetrahedrite Ore
Calcite Gangue
Hematite Gangue
Limonite Gangue
Quartz Gangue
Siderite Gangue

Alteration

  • (Local) Sericitization, Argilitization, Propylitization

Mineral occurrence model information

Model code 77
USGS model code 20b
Deposit model name Sn-polymetallic vein

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Penas Blancas Formation
    Rock description Penas Blancas Formation
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite

Nearby scientific data

(1) -66.47444, -24.25139

Economic information

Geologic structures

Type of structure Local
Structure description 2 Fractures

Ore body information

  • General form PINCH AND SWELL

Controls for ore emplacement

  • Two Fractures: Main Fracture Traceable 4 Km. Secondary Fracture Exposed In Porvenir Sector.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Year of first production 1964

Mining district

District name Esperanza

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Compania Minera La Poma S. A.

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 10 wt-pct Lead Major 1991
    Silver Ag 250 g/mt Silver Major 1991

Workings at the site

  • Type of workings Surface/Underground
    Length 700M
    Overall depth 100M

Reference information

Bibliographic references

  • Deposit

    DIRECCION NACIONAL DE MINERA Y GEOLOGIA, 1991, REPORT ON THE ARGENTINE MINING SECTOR, ARGENTINE SELECTED MINING PROJECT: BUENOS AIRES

  • Deposit

    ANGELELLI, VICTORIO, 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA, VOL. II, COMISION DE INVESTIGACIONES CIENTIFICAS, P. 393-704.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 Bolm, Karen S. U.S. Geological Survey
Updater 01-FEB-1993 Long, Keith R. U.S. Geological Survey

Beyond USGS

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