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  3. Mineral Resource Data System (MRDS)

La Teresaida

Occurrence in San Luis, Argentina with commodities Lithium, Quartz, Feldspar, Mica, Niobium (Columbium)
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10004123
MRDS ID AR00201
Record type Site
Current site name La Teresaida

Geographic coordinates

Geographic coordinates: -65.83271, -32.66411 (WGS84)
Relative position SAN LUIS 57 KM AL SW. LA FLORIDA 20KM SW

Site location context

Political divisions (FIPS codes)

San Luis(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina San Luis

Comments on the location information

  • ACCESO BUENO. MANO DE OBRA DISPONIBLE, ALTA TENSION EN LA FLORIDA. FOTOS AEREAS VUELO 67 ROLLO 51 NO. 36-37. HOJA CATASTRAL PAMPA DE TAMBOREO X-50-00 ESC. 1: 20000

Commodities

Commodity Importance
Lithium Critical Primary
Quartz Secondary
Feldspar Secondary
Mica Secondary
Niobium (Columbium) Critical Tertiary

Comments on the commodity information

  • PARAGENESIS: CUARZO, MICA, FELDESPATO, ESPODUMENO

Analytical data

Result LI2O 0.47%

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
    Rock unit name Plutones Y Pegmatitas Graniticas
    Rock description Plutones Y Pegmatitas Graniticas
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Basamento Metamorfico
    Rock description Basamento Metamorfico

Nearby scientific data

(1) -65.83271, -32.66411
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Economic information

Geologic structures

Type of structure Regional
Structure description Bloques Submeridionales, Limitados Por Fallas Inversas

Ore body information

  • General form PEGMATITICO
    Strike N-S
    Dip SUBVERTICAL

Controls for ore emplacement

  • Estructural

Comments on the geologic information

  • METAMORFISMO REGIONAL DE GRADO MEDIO A ALTO. PLIEGUES A ESCALA MESOSCOPICA, ANTICLINALES Y SINCLINALES BUZANTES, CON INCLINACION PERALELA A LA DE ESQUISTOSIDAD

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No
Discovery year 1975
Discoverer Hector Presello
Year of first production 1975
Year of last production 1979
Production years CUATRO

Mining district

District name Partido El Totoral

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Idem
  • Type Owner
    Owner Rodriguez, Palacios Y Otros

Comments on the reserve resource information

  • RECURSOS: 200.000 TN
  • RESERVAS: 145.000 TN (INDICADAS)
  • RESERVAS TOTALES:345.000 TN

Comments on the workings information

  • 3 LABORES A CIELO ABIERTO Y OCHO TRINCHERAS

Comments on development

  • EXPLOTACION POR PIRQUINEO, EXTRACCION MANUAL ; TOTAL$: 2 ; ECON.COM: EN LAS CONDICIONES ACTUALES TIENE RENTABILIDAD NEGATIVA

Reference information

Bibliographic references

  • Deposit

    EVALUACION PREVIA FONEM 1985 CARPETA D-0012-00. DIR.NAC.MINERIA. INEDITO

  • Reserve-Resource

    EVALUACION FONEM 1985

General comments

Subject category Comment text
Deposit SUR: 75*8*40M; NORTE:60*8*25M; CENTRO:70*5*30M; ESTE:40*7*25M

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1985 Cardo, Ricardo Direccion Nacional de Servicio Geologico, Argentina
Updater 01-DEC-1992 Martinez, Hector Direccion Nacional de Servicio Geologico, Argentina

Beyond USGS

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

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