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Cercana Mine

Producer in Tacna, Peru with commodities Copper, Silver, Arsenic
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10063910
MRDS ID TC38017
Record type Site
Current site name Cercana Mine
Alternate or previous names Descubridora, Casavetto, Lluta, Sircana

Geographic coordinates

Geographic coordinates: -70.12956, -17.83266 (WGS84)
Elevation 2100
Relative position 14 KM NE OF PACHIA

Site location context

Political divisions (FIPS codes)

Tacna(province)

Peru(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Peru Tacna

Comments on the location information

  • IN QUEBRADA PALCA AT LLUTA

Commodities

Commodity Importance
Copper Primary
Silver Primary
Arsenic Critical Secondary

Materials information

Materials Type of material
Acanthite Ore
Bornite Ore
Brochantite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Galena Ore
Malachite Ore
Tetrahedrite Ore
Quartz Gangue

Alteration

  • (Local) Vein Has Alteration Envelope

Analytical data

Result ORE ASSAY: 3.72% CU, 67.8 G/MT AG. ORE GENERALLY AVERAGES 3-4% CU, 50-150 G/MT AG

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Late Paleocene
    Chronological age 60
    Dating method K-Ar
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Late Paleocene
    Chronological age 60
    Dating method K-Ar

Nearby scientific data

(1) -70.12956, -17.83266
ListMap

Economic information

Ore body information

  • Strike N5W (N20-40W) (N25W)
    Dip 70-80 NE

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1890
Discoverer Chileans
Year of first production 1890

Mining district

District name Lluta Area

Land status

Ownership category Federal

Ownership information

  • Type Operator
    Owner Jose M. Caseretto
    First year 1958
  • Type Owner
    Owner Jose M. Casaretto
    First year 1958

Workings at the site

  • Type of workings Underground
    Overall depth 250M

Comments on the workings information

  • VEIN EXPLORED 500M ALONG STRIKE AND TO 250 M DEPTH ON 3 LEVELS AND 1 SUBLEVEL

Comments on development

  • ECON.YEAR: 1958 ; ECON.COM: HAND SORTING 8-10 MT/MONTH 1958

Reference information

Bibliographic references

  • Deposit

    U.S. AGENCY FOR INTERNATIONAL DEVELOPMENT, 1959, PLAN PARA EL DESAROLLO DEL SUR DEL PERU, V.2, INFORME PS/A/5 LOS RECURSOS MINERALES: LIMA, USAID, P. 150. BANCO MINERO - UNPUBLISHED DATA SIMONS, F., 1960, THE MINERAL DEPOSITS OF PERU: USGS, UNPUBLISHED REPORT, P. 884. WILSON, J., AND GARCIA, W., 1962, GEOLOGIA DE LOS CUADRAGULOS DE PACHIA Y PALCA: PERU COM. CARTA GEOL. NAC. BOL. 4, P. 71

  • Other Database

    CIMRI

  • Production

    SIMONS (1960)

General comments

Subject category Comment text
Deposit VEIN IS 5-40 CM WIDE AND BANDED WITH STRINGERS OF MINERALIZATION 5-20 CM WIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1991 Long, K.R. U.S. Geological Survey
Updater 01-JAN-1993 Restrepo, P.A. U.S. Geological Survey

Beyond USGS

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

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