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Incahuasi Mine

Past Producer in Catamarca, Argentina with commodities Gold, Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Land status
  13. Ownership information
  14. Production statistics
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10056504
MRDS ID TC00534
Record type Site
Current site name Incahuasi Mine
Alternate or previous names La Providencia, La Perseverancia

Geographic coordinates

Geographic coordinates: -67.21613, -25.41416 (WGS84)
Elevation 4130
Relative position 234 KM SW OF SAN ANTONIO DE LOS COBRES, 107 KM FROM POCITOS RAILROAD STATION

Site location context

Political divisions (FIPS codes)

Catamarca(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina Catamarca

Comments on the location information

  • STATE ROAD 53, AT THE EDGE OF SALAR DE HOMBRE MUERTO

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Pyrite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Phyllite
    Rock unit name Acoite Formation
    Rock description Acoite Formation
    Stratigraphic age (youngest) Late Ordovician
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -67.21613, -25.41416
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faults, Flexures

Ore body information

  • Strike N-S TO N 10-20 W
    Dip 40 TO 60 E
    Thickness 0.08M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1777
Production years 1777-1810, 1936-

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner La Nueva Compania Minera Incahuasi
    First year 1936

Production statistics

  • Year 1939
    Material AU
    Accuracy Estimate
    Description Ap_Grade: ^15 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 15g/mt
  • Year 1940
    Material AU
    Accuracy Estimate
    Description Ap_Grade: ^18 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 18g/mt
  • Year 1941
    Material AU
    Accuracy Estimate
    Description Ap_Grade: ^25.7 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 26g/mt
  • Year 1942
    Material AU
    Accuracy Estimate
    Description Ap_Grade: ^19.8 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 20g/mt

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Commodity Subtype Grade units Group Importance Year
    Gold Au 6.12 g/mt Gold Major 1991

Comments on the reserve resource information

  • ANGELELLI GIVES GRADE AS 18-20 G/T AU DURING MINING OF HIGH CONTENT MATERIAL. HE CITES MONCHABLON AS GIVING GRADES BETWEEN 12.6 AND 54 G/T AU.

Comments on the workings information

  • EXCAVATION AT 4,040 M LEVEL OF 120 M IN LENGTH WITH A 110 M GALLERY, AT THE 4,015 LEVEL, 230 WITH A 380 M GALLERY

Comments on development

  • MILL.CAP: 40 T/D ; ECON.COM: ROYALITY OF 10%

Reference information

Bibliographic references

  • Deposit

    DIRECCION NACIONAL DE MINERIA Y GEOLOGIA, 1991, REPORT ON THE ARGENTINE MINING SECTOR, ARGENTINE SELECTED MINING PROJECT: BUEBOS AIRES.

  • Deposit

    ANGELELLI, VICTORIO, 1984, YACIMIENTIO METALIFEROS DE LA REPUBLICA ARGENTINA, VOL. II: COMISION DE INVESTIGACIONES CIENTIFICAS, P. 393-704.

  • Other Database

    CIMRI

  • Production

    ANGELELLI, 1984, P. 403.

General comments

Subject category Comment text
Deposit 8 VEINS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1991 Bolm, Karen S. U.S. Geological Survey

Beyond USGS

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

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