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  3. Mineral Resource Data System (MRDS)

La Alumbrera

Occurrence in San Juan, Argentina with commodities Lead, Silver, Zinc, Copper
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10094117
MRDS ID AR00295
Record type Site
Current site name La Alumbrera
Alternate or previous names La Victoria, Beto, Carta Brava, Don Enrique.

Geographic coordinates

Point of reference Approximate
Geographic coordinates: -68.87157, -30.8127 (WGS84)
Relative position CALINGASTA 35 KM POR CAMINO CONSOLIDADO

Site location context

Political divisions (FIPS codes)

San Juan(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina San Juan

Comments on the location information

  • ACCESO BUENO, AGUA DISPONIBLE EN EL RIO LA ALUMBRERA Y AFLUENTES, LINEA DE ALTA TENSION EN CALINGASTA (35KM), RELIEVE ABRUPTO, CLIMA ARIDO. FOTOGRAFIAS AEREAS 6910 A-108-206

Commodities

Commodity Importance
Lead Primary
Silver Primary
Zinc Critical Primary
Copper Secondary

Comments on the commodity information

  • LA MINERALIZACION DE LA MINA "DON ENRIQUE" CONSISTE EN CARBONATOS DE COBRE DE MUY BAJA LEY (AZURITA Y MALAQUITA) Y SUS RESERVAS PROSPECTIVAS SON DE APROXIMADAMENTE 3000 TON

Materials information

Materials Type of material
Galena Ore

Alteration

  • (Local) Hidrotermal De Caracter Regional

Analytical data

Result PB 4%, AG 80G/T, ZN 5%

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Granito Pedresal;Formation Horcajo;Complejo Intrusivo Resurreccion;
    Rock description Granito Pedresal;Formation Horcajo;Complejo Intrusivo Resurreccion;
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)
    Rock unit name Formation Chupadero;Formation Horcajo;Complejo Intrusivo Resurreccion
    Rock description Formation Chupadero;Formation Horcajo;Complejo Intrusivo Resurreccion

Nearby scientific data

Approximate (1) -68.87157, -30.8127
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description No Se Han Observado Evidencias Para Reconocer Fehacientemente Estructuras Regionales

Ore body information

  • General form VETIFORME
    Strike LA VICTORIA: E-W, BETO:N40W, CARTA BRAVA: N50W, DON ENRIQUE: N40W
    Dip LA VICTORIA: SUBVERTICAL, BETO: 70SE, CARTA BRAVA: SUBVERTICAL, DON ENRIQUE: SUBVERTICAL

Controls for ore emplacement

  • Estructural (Fallas Y Fracturas Menores)

Comments on the geologic information

  • LA MINERALIZACION SIEMPRE OCUPA ESPACIOS GENERADOS POR LAS ESTRUCTURAS EXISTENTES

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1940

Mining district

District name No. 6

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner La Victoria: Benito Andreae Desde 1975 A La Fecha , Don Enrique: Manuel Rojo Araya Desde 1960
    First year 1986

Comments on the reserve resource information

  • RESERVAS PROSPECTIVAS 60.000 TON

Comments on the workings information

  • CORTAVETAS, LABORES SOBRE VETAS, PIQUES, CHIMENEAS.
  • Area: LA VICTORIA:18, BETO: 24, CARTA BRAVA:30, DON ENRIQUE:12

Reference information

Bibliographic references

  • Deposit

    EVALUACION PREVIA FONEM. PROYECTO LA ALUMBRERA. CARPETA J0027-00. HUGO PETRELLI. DIRECCION NACIONAL DE MINERIA

General comments

Subject category Comment text
Deposit SEGUN LA CLASIFICACION DE LINDGEN SON YACIMIENTOS EPITERMALES CON PASAJE A EPITERMALES.
Deposit Discovery Year: LA VICTORIA (1940), DON ENRIQUE Y CARTA BRAVA (1960), BETO (1961)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1986 Petrelli, Hugo Direccion Nacional de Mineria, Argentina
Updater 01-MAY-1993 Diego Silva Nieto Direccion Nacional de Mineria, Argentina

Beyond USGS

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

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