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Alcaparrosa

Occurrence in San Juan, Argentina with commodities Gold, Lead, Zinc, Silver, Molybdenum, Arsenic, Copper, Bismuth
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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. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10005540
MRDS ID AR16082
Record type Site
Current site name Alcaparrosa
Alternate or previous names Santa Elena

Geographic coordinates

Geographic coordinates: -69.41616, -31.33079 (WGS84)
Elevation 1385
Relative position 8 KM SOUTH OF CALINGASTA

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

  • QUEBRADA ALCAPARROSA - KM 128, RUTA NACIONAL 20

Commodities

Commodity Importance
Gold Primary
Lead Primary
Zinc Critical Primary
Silver Primary
Molybdenum Secondary
Arsenic Critical Secondary
Copper Secondary
Bismuth Critical Secondary

Materials information

Materials Type of material
Bismuth Ore
Chalcopyrite Ore
Galena Ore
Marcasite Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore
Ankerite Gangue
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification, Sericitization & Biotitization, Propyllitization, Carbonatization

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt

Nearby scientific data

(1) -69.41616, -31.33079
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Economic information

Geologic structures

Type of structure Local
Structure description Folding & Faulting

Ore body information

  • General form TABULAR
    Strike NE
    Dip SE
    Length 6000M
    Width 1500M

Comments on the geologic information

  • ALTERATION GIVES A YELLOW COLOR (HENCE, "YELLOW BELT"), WHICH CONTRASTS WITH THE DARK MUDSTONES

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name #10

Comments on development

  • 370 M OF DRILL HOLE - STUDIED IN 1970'S. SOME AUTHORS (QUARTINA ET AL) CONSIDER THE AREA TO HAVE A PORPHYRY CU-MO POTENTIAL.

Reference information

Bibliographic references

  • Deposit

    ANGELELLI, V., 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA: LA PLATA, PROVINCIA DE BUENOS AIRES, COMISION DE INVESTIGACIONES CIENTIFICAS, VOL. I, P. 198-191. MEISSE, ESTELA F., & MAIDANA, MARCELO R., 1983, MINA SANTA ELENA - LA ALCAPARROSA, CALINGASTA, PROVINCIA DE SAN JUAN, ARGENTINA; SEGUNDO CONGRESO GEOLOGICO ARGENTINA, SAN JUAN ARGENTINA; SEGUNDO CONGRESO GEOLOGICO ARGENTINA, SAN JUAN, ARGENTINA, TOMO I, P. 551-556. QUARTINO, BERNABE U., ZARDINI, RAUL A., & AMOS, ARTURO J., 1971 ESTUDIO Y EXPLORACION GEOLOGICA DE LA REGION BARREAL-CALINGASTA, PROVINCIA DE SAN JUAN - REPUBLICA ARGENTINA; BUENOS AIRES, ASOC., GED. ARGENTINA, MONOGRAFIA #1, P. 184

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit CU-MO "YELLOW BELT" (FAJA AMARILLA) INDIVIDUAL STRUCTURES UP TO 160M X 5M

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1993 Venable, Margaret U.S. Geological Survey

Beyond USGS

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

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