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Calzada Mine

Past Producer in Junin, Peru with commodity 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Ownership information
  12. Production statistics
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10080330
MRDS ID W031449
Record type Site
Current site name Calzada Mine
Related records 10279634

Geographic coordinates

Geographic coordinates: -75.52803, -11.60066 (WGS84)
Elevation 4300

Site location context

Political divisions (FIPS codes)

Junin(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Junin

Comments on the location information

  • 40 KM S 15 E OF LA OROYA, AND 20 KM EAST OF THE CREST OF THE CORDILLERA OCCIDENTAL.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Biotite Gangue
Calcite Gangue
Epidote Gangue
Garnet Gangue
Quartz Gangue
Sericite Gangue
Specularite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Rimac Formation
    Rock description Rimac Formation

Nearby scientific data

(1) -75.52803, -11.60066
ListMap

Economic information

Ore body information

  • General form IRREGULAR
    Strike N 60 W
    Dip 30 SW
    Thickness 6M

Comments on the geologic information

  • A 70 M STRATIGRAPHIC THICKNESS OF LIGHT COLORED QUARTZITES AND CONGLOMERATES IS EXPOSED AT THE MINE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Ownership information

  • Type Operator
    Owner Volcan Mines Co. Of Lima

Production statistics

  • Year 1956
    Material CU
    Accuracy Accurate
    Description Ap_Grade: ^Average Grade Of 5% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 5wt-pct

Comments on the workings information

  • OPEN CUT IN CONGLOMERATE BED USED TO MINE ORE

Reference information

General comments

Subject category Comment text
Deposit CHALCOPYRITE OCCURS IN SILICEOUS CONGLOMERATE BEDS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1981 Rowe, William D. (Ericksen, George E.) U.S. Geological Survey
Updater 01-JAN-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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