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Georgette

Past Producer in La Rioja, Argentina with commodities Zinc, Lead, Silver, Gold
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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. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10004135
MRDS ID AR00267
Record type Site
Current site name Georgette

Geographic coordinates

Geographic coordinates: -67.73278, -29.06412 (WGS84)
Relative position CHILECITO, 15 KM AL SO

Site location context

Political divisions (FIPS codes)

La Rioja(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina La Rioja

Comments on the location information

  • ACCESO BUENO, AGUA DISPONIBLE, MANO DE OBRA DISPONIBLE. RELIEVE ABRUPTO. CLIMA FRIO SECO EN INVIERNO, LLUVIOSO EN VERANO

Commodities

Commodity Importance
Zinc Critical Primary
Lead Secondary
Silver Secondary
Gold Tertiary

Comments on the commodity information

  • MINERALIZACION PRIMARIA CON ESCASA OXIDACION, CRISTALIZACION DE MINERALES DE NIQUEL, COBRE Y ALTERNANCIA POSTERIOR DE BLENDA, GALENA Y MINERALES DE PLATA CON GANGA CARBONATICA.

Materials information

Materials Type of material
Argentite Ore
Galena Ore

Alteration

  • (Local) Propilitica

Analytical data

Result ZN 6.6%, PB 1%, AG 77G/T

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Rock unit name Formacion Mogote
    Rock description Formacion Mogote
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock
    Rock unit name Formacion Negro Peinado
    Rock description Formacion Negro Peinado

Nearby scientific data

(1) -67.73278, -29.06412
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Bloques Limitados Por Fallas Ns, Escalonados En Forma Ascendentes En Sentido Ew
Type of structure Local
Structure description Fallas Ns Y Nw-Se

Ore body information

  • General form VETIFORME
    Strike NS
    Dip 6570E
    Length 200M
    Width 0.5M
    Depth to bottom 130M

Controls for ore emplacement

  • Fallamiento

Comments on the geologic information

  • PREDOMINAN LAS SEDIMENTITAS ORDOVICICAS (LIMOLITAS) AFECTADAS POR LEVE METAMORFISMO REGIONAL, RUMBO NS, INCLINANDO 60W. SON INTRUIDAS POR DIQUES DE PORFIDOS RIODACITICOS - DACITICOS DE 100 A 300 M DE LARGO, 10 - 20 M DE ANCHO.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1946
Discoverer Sociedad Portal Y Compania

Mining district

District name Distrito Cerro Negro

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Oscar Lhez
  • Type Owner
    Owner Oscar Lhez. Calle 9 De Julio 345, Chilecito.

Comments on the reserve resource information

  • RECURSOS 25.000 TN
  • RESERVAS TOTALES: 45.000 TN
  • RESERVAS: 20.000 TN (INDICADAS)

Workings at the site

  • Type of workings Underground
    Length 200M

Comments on the workings information

  • UN CORTAVETA DE 165M DE LONGITUD, UNA GALERIA DIRECCIONAL DE 200M DE LONGITUD, TRES CHIMENEAS (INACCESIBLES), TRES PIQUES 5 A 10M DE PROF. INUNDADOS.

Comments on development

  • SIN GEOFISICA, GEOQUIMICA EN SEDIMENTOS DE CORRIENTE. SISTEMA DE CONCENTRACION CHANCADO, MOLIENDA , FLOTACION, CONCENTRACION GRAVITATORIA, FUNDICION PLATA METALICA. EXPLOTACION POR CHIMENEAS IRREGULARES A PARTIR DE GALERIA PRINCIPAL. SISTEMA DE EXTRACCION GRAVITATIVO HACIA GALERIA DECAUVILLE HASTA BOCAMINA. ; ECON.COM: PLANTA EN CHILECITO: UN MOLINO MARTILLO, UN MOLINO A BOLAS, UNA CELDA DE FLOTACION, UNA MESA VIBRADORA, UN HORNO ROTATIVO PARA FUNDICION, UN MOTOR FIJO DE 10HP, UNA PERFORADORA ELECTRICA (DATO 1986)

Reference information

Bibliographic references

  • Deposit

    EVALUACION PREVIA FONEM (1986), DIR. NAC. DE MINERIA, INEDITO, CARPETA F-0007-00

  • Deposit

    MARCOS O. (1974), ESTUDIO GEOLOGICO ECONOMICO DE LOS YACIMIENTOS GEORGETTE-ROSARIO, DISTRITO CERRO NEGRO, DPTO. CHILECITO. LA RIOJA. PLAN LA RIOJA (DIR.NAC.MIN.) INEDITO.

  • Deposit

    MARCOS O. (1973), VOLUMEN Y VALOR ECONOMICO DE LA ESCOMBRERA "FORTUNA". DPTO. CHILECITO, PLAN LA RIOJA (DIR.NAC.MIN). INEDITO.

  • Deposit

    NIETO, M.; BEIRAS, J. (1967), DISTRITO CERRO NEGRO OCCIDENTAL. PLAN LA RIOJA (DIR.NAC.MIN) INEDITO.

  • Reserve-Resource

    EVALUACION PREVIA FONEM,1986

General comments

Subject category Comment text
Deposit UNA VETA CON RELLENO DE FRACTURA DE TIPO BANDEADA, CON ALTERNANCIAS DE MINERALES OSCUROS (BLENDA, GALENA) Y CLAROS (SIDERITA-CUARZO). EN MENOR PROPORCION TEXTURA BRECHOSA
Deposit ESTE YACIMIENTO REPRESENTA LA CONTINUACION EN PROFUNDIDAD DE LA ANTIGUA MINA "LA PEREGRINA", LAS RESERVAS PUEDEN INCREMENTARSE CON EXPLORACION DESARROLLADA ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1986 Marcos, O. Direccion Nacional de Mineria, Argentina
Updater 01-MAR-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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