Eureka, Mina

Past Producer in Jujuy, Argentina with commodities Gold, Copper
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Reserves and resources
  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 10004106
MRDS ID AR00113
Record type Site
Current site name Eureka, Mina

Geographic coordinates

Geographic coordinates: -66.24945, -21.91422 (WGS84)
Elevation 4300
Relative position 30 KM AL OESTE DE SANTA CATALINA Y 90 KM DE LA QUIACA

Site location context

Political divisions (FIPS codes)

Jujuy(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina Jujuy

Comments on the location information

  • ACCESO BUENO, FERROCARRIL A 90 KM (EST. LA QUIACA), MANO DE OBRA DISPONIBLE, AGUA DISPONIBLE EN RIO SANTA CATALINA, RELIEVE ESCARPADO POR SECTORES, CLIMA CONTINENTAL DE ALTA MONTANA. FOTOGRAFIAS AEREAS 2167-406-4 (NOA-I)

Commodities

Commodity Importance
Gold Primary
Copper Tertiary

Comments on the commodity information

  • LEY DILUIDA A UN ANCHO DE 1.5M

Materials information

Materials Type of material
Malachite Gangue

Analytical data

Result 1.074 G/TN

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic)
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Formation Acoite;Formation Yacoraite;Formation Pena Colorada;Formation Cabreria;Formation Penas Blancas
    Rock description Formation Acoite;Formation Yacoraite;Formation Pena Colorada;Formation Cabreria;Formation Penas Blancas

Nearby scientific data

(1) -66.24945, -21.91422

Economic information

Geologic structures

Type of structure Regional
Structure description Pliegues Amplios, Concentricos Asimetricos, Con Planos Axiales Inclinados Al Este. Fracturas De Extension Planos Inclinados Hacia El Este.
Type of structure Local
Structure description Fallas Inversas

Ore body information

  • General form LENTICULAR A IRREGULAR

Controls for ore emplacement

  • Sedimentario (Paleocanales) Paleoplaceres

Comments on the geologic information

  • METAMORFISMO REGIONAL DE MUY BAJO GRADO AFECTANDO A LAS SEDIMENTITAS PALEOZOICAS. SON SEDIMENTOS MODERNOS EN DISCORDANCIA SOBRE SEDIMENTOS PALEOZOICOS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1876
Year of first production 1885

Mining district

District name Santa Catalina

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Guiglanotti, Antonio
  • Type Owner
    Owner Giuglianotti, Antonio, Aparicio 667, Cdad. De Nieva. San Salvador De Jujuy

Comments on the production information

  • ENTRE 1976 Y 1985 SE HAN OBTENIDO 6000 TM CON UNA DENSIDAD DE 2.2 (APROX.) EN 36 MESES DE EXPLORACION. LA EMPRESA INSUD S.A. EXPLORO 14 MESES (1980/81)

Reserves and resources

  • Type In-situ
    Estimate year 1990
    Total resources 1500000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.07 g/mt Gold Major 1990

Comments on the reserve resource information

  • 1,500,000 M3 TENTATIVAS

Workings at the site

  • Type of workings Underground
    Area 42HA
    Length 900M
    Overall depth 20M
    Overall length 1920.24M
    Overall width 1000M

Comments on the workings information

  • LABOREOS EXPLORATORIOS CON EXTRACCION RUDIMENTARIA DE MUESTREO Y EXPLOTACION SIMULTANEA. 1500 M DE LABORES HORIZONTALES COMUNICADAS POR PIQUES CORTOS.

Comments on development

  • SUPERFICIE CUBIERTA 20M , BUENAS COMODIDADES PARA STAFF Y OBREROS, DEPOSITOS 50M , TALLER 80M , POSEE PLANTA DE TRATAMIENTO, DOS GOLD SAVERS (1M3/HORA C/U) TOLVAS, ZARANDAS, TANQUES DE AGUA. UN GOLD-PAN, FUENTE DE ENERGIA PROPIA. (DATOS ANO 1986) ; TOTAL$: .60

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    EVALUACION PREVIA FONEM 1986 CARPETA Y-0011-00. DIRECCION NACIONAL DE MINERIA.

  • Deposit

    BARBER E., LUTZ M. A., MARTOS D. (1985) - PROSPECCION AURIFERA EN EL FALDEO OCCIDENTAL DE LA SIERRA DE RINCONADA. PCIA. DE JUJUY. ARGENTINA. DIRECCION NACIONAL DE MINERIA Y GEOLOGIA (INEDITO)

  • Production

    CARPETA DE EVALUACION PREVIA (FONEM) NO. Y0011-00

General comments

Subject category Comment text
Deposit EXPLORACION SUBTERRANEA POR CAMARAS Y PILARES
Deposit LA MINA ABARCA UNA SUPERFICIE DE SOLO 0,024 KM , SE HA HECHO UNA EXTRAPOLACION A 1 KM , APLICANDO LOS DATOS OBTENIDOS EN ELLA A ESA SUPERFICIE Y A UN ESPESOR DE 1.5M, PARA EL CALCULO DE RESERVAS, NO OBSTANTE OBSERVARSE UNA CLARA TENDENCIA AL INCREMENTO DEL CONTENIDO METALICO Y EL ESPESOR HACIA EL SUDESTE. ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1986 Barber, Eduardo Direccion Nacional de Mineria, Argentina
Updater 01-NOV-1992 Martinez, Hector (Nieto, Diego Silva) Direccion Nacional de Mineria, Argentina

Beyond USGS

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