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Concordia Mine

Past Producer in Salta, Argentina with commodities Lead, Zinc, Silver, 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. Mineral occurrence model information
  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. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10056614
MRDS ID TC00666
Record type Site
Current site name Concordia Mine
Alternate or previous names Mina Del Rey

Geographic coordinates

Geographic coordinates: -66.39444, -24.185 (WGS84)
Elevation 4200
Relative position 9 KM WNW OF SAN ANTONIO DE LOS COBRES, 1 KM SW OF VIADUCTO POLUORILLA

Site location context

Political divisions (FIPS codes)

Salta(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina Salta

Comments on the location information

  • ON PART OF MOUNTAIN CERRO BAYO.
  • ENTRANCE ROAD AVAILABLE, NEAR INTERNATIONAL BORDER

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Freibergite Ore
Sphalerite Ore
Limonite Gangue
Quartz Gangue
Pyrite Unknown

Analytical data

Result ORES ASSAY 5.6-14.9% PB, 1.6-4.9% ZN, 1,200-1,940 G/MT AG, 1.4-2.3% CU. HOSKOLD (1904) REPORTS 11 ASSAYS RANGING FROM 6.0-26% CU, 153.0-278.0 OZ/TON AG.

Mineral occurrence model information

Model code 77
USGS model code 20b
Deposit model name Sn-polymetallic vein

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Devonian
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Rock unit name Oire Formation
    Rock description Oire Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Rock unit name Pirgua Formation
    Rock description Pirgua Formation

Nearby scientific data

(1) -66.39444, -24.185
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description 2 Faults

Ore body information

  • General form PINCH AND SWELL
    Strike N40-60W
    Dip 70W
    Length 500M
    Depth to top 100M
    Depth to bottom 500M

Controls for ore emplacement

  • Faults?

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name San Antonio De Los Cobres

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Worked By The Spanish In Late 1600'S Under Name Of Mina Del Rey.
  • Type Operator
    Owner Marcos Amar , And La Compania Minera Argentina
    First year 1885
    Last year 1887
  • Type Operator
    Owner Concordia Consolidated Co. Ltd.
    First year 1899
  • Type Operator
    Owner Cia. Minera Nueva Concordia S. A.
    First year 1900
    Last year 1905
  • Type Operator
    Owner Soc. Minera Pirquita
    First year 1975
  • Type Operator
    Owner Pichetti Y Cia.
    First year 1975
  • Type Operator
    Owner Soc. Concordia S. A.
    First year 1975

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 3 wt-pct Lead Major 1991
    Silver Ag 500 g/mt Silver Major 1991
  • Type In-situ
    Estimate year 1982
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 5.59 wt-pct Lead Major 1982
    Zinc Zn 1.26 wt-pct Zinc Major 1982
    Silver Ag 490 g/mt Silver Major 1982
    Copper Cu 0.6 wt-pct Copper Minor 1982

Workings at the site

  • Type of workings Underground
    Overall depth 210M

Comments on the workings information

  • TWO SHAFTS SUNK 1900-1905 BY CIA. MINERA NUEVA CONCORDIA. FIVE ADITS. IN 1975 THE WORKINGS WERE REOPENED AND REHABILITATED BY SOC. MINERA PIRQUITA, PICHETTI Y CIA., AND SOC. CONCORDIA S.A.

Comments on development

  • TOTAL$: 3

Reference information

Bibliographic references

  • Deposit

    DIRECCION NACIONAL DE MINERA Y GEOLOGIA, 1991, REPORT ON THE ARGENTINE MINING SECTOR, ARGENTINE SELECTED MINING PROJECT: BUENOS AIRES

  • Deposit

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

  • Deposit

    REINALDO V., C., 1969, DESCRIPCION GEOLOGICA DE LA HOJA 6C, SAN ANTONIO DE LOS COBRES: DNGM BOLETIN 110, P. 51-52.

  • Deposit

    HOSKOLD, H. D., 1904, OFFICIAL REPORT UPON THE MINES, MINING, METALLURGY, AND MINING LAWS ETC., OF THE ARGENTINE REPUBLIC: MINISTRY OF AGRICULTURE, COMMERCE AND INDUSTRIES, NATIONAL SECTION OF MINING AND GEOLOGY, BUENOS AIRES, SOUTH AMERICAN BANK NOTE COMPANY, 474P.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit IN 1892 WAS A PIT (25 M) LEADING TO AN ADIT 260 M LONG. ; INFO.SRC : 1 PUB LIT
Deposit RELATED TO LA CASUALIDAD MINE ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 Bolm, Karen S. U.S. Geological Survey
Updater 01-FEB-1994 Page, Norman J. U.S. Geological Survey

Beyond USGS

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

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