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Jecanca Lead Zinc Mine 24

Producer in Ancash, Peru with commodities Silver, Zinc, Lead, 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. Alteration
  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. Ownership information
  15. Production statistics
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10068966
MRDS ID W002244
Record type Site
Current site name Jecanca Lead Zinc Mine 24
Alternate or previous names Santo Toribio, Veins: Toro, Secana, Santo Toribo
Related records 10231249

Geographic coordinates

Geographic coordinates: -77.58809, -9.47797 (WGS84)
Elevation 4080
Location accuracy 5000(meters)
Relative position 7 KM NW OF HUARAS.

Site location context

Political divisions (FIPS codes)

Ancash(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Ancash

Comments on the location information

  • ON CERRO RUQUI; NO. 24 ON METALLOGENIC MAPS OF PERU, 1969

Commodities

Commodity Importance
Silver Primary
Zinc Critical Primary
Lead Primary
Copper Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Covellite Ore
Galena Ore
Marcasite Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore
Quartz Gangue

Alteration

  • (Local) All Rocks Altered Extensively; Chloritized, Epidotized, Pyritized, Sericitized, Kaolinized, And Bleached.

Analytical data

Result 6 CHANNEL SAMPLES 30-195 CM IN LENGTH (BODENLOS AND STRACZEK, 1957): 0.01-0.02 OZ/TON AU, 3.63-15.70 OZ/TON AG
Result 7.4-32.0% PB, 0.07-0.5% CU, 16.6-38.0% ZN.

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -77.58809, -9.47797
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Intrusion Of A Stock Of Trachyandesite Or Rhyodacite.

Ore body information

  • Name TORO VEIN
    Strike E}N80W}N30E}N30E, N45E
    Dip 70-75N}STEEP N}30-50NW}40NW, 70NW
    Thickness 55M
    Length 1200M
    Width 165M
  • Name JECANA VEIN
    Strike E}N80W}N30E}N30E, N45E
    Dip 70-75N}STEEP N}30-50NW}40NW, 70NW
    Thickness 3M
    Length 550M
    Width 265M
  • Name SANTO TORIBO VEIN
    Strike E}N80W}N30E}N30E, N45E
    Dip 70-75N}STEEP N}30-50NW}40NW, 70NW
    Thickness 3M
    Length 80M
    Width 30M
  • Name UNNAMED ADIT 250 M NORTH OF SANTO TORIBO
    Strike E}N80W}N30E}N30E, N45E
    Dip 70-75N}STEEP N}30-50NW}40NW, 70NW
    Length 85M

Controls for ore emplacement

  • Main Veins (Jecanca And Toro, 500 M To The North Of Jecanca) Strike East And Dip Steeply North.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1860
Year of first production 1865
Production years DATA FOR 1951-1955 ONLY

Ownership information

  • Type Operator
    Owner Compania Minera Santa Elena ); Compania Minero Santo Toribio
    First year 1949
  • Type Owner
    Owner Vizcarra, Caceres, Oliveiri Familes (1940'S).

Production statistics

  • Year 1955
    Period 1951 - 1955
    Material PB
    Accuracy Accurate
    Description Cp_Grade: ^5 - 20 % Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Lead Lead 13wt-pct
  • Year 1955
    Period 1951 - 1955
    Material AG
    Accuracy Accurate
    Description Cp_Grade: ^100 - 500 G Ag/T
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Silver Silver 300g/mt
  • Year 1955
    Period 1951 - 1955
    Material ZN
    Accuracy Accurate
    Description Cp_Grade: ^15 - 35 % Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Zinc Zinc 25wt-pct

Comments on the production information

  • ACCORDING TO SIMONS, F., 1960, TORO VEIN SHOULD BE EXPLORED FURTHER. IN 1860'S AG CONTENT OF OXIDIZED ORE WAS 125 TO 1500 G/TON.

Comments on the reserve resource information

  • INSUFFICIENT DATA 3/74 TO MAKE ESTIMATE. METALLOGENIC MAPS OF PERU INDICATE A DEPOSIT CONTAINING BETWEEN ONE AND 10 MILLION TONS OF ORE.

Comments on the workings information

  • VARIOUS ADITS ON TORO VEIN, LOWEST AT 3985 M, SURFACE EXPOSURES AT 4150 M; VARIOUS ADITS AND SHAFTS, LOWEST AT 3995 M, HIGHEST AT 4260 M ON JECANA VEIN; VARIOUS OTHER ADITS AND SHAFTS.

Reference information

Bibliographic references

  • Deposit

    SIMONS, FRANK, 1960, UNPUBLISHED RESULTS, P. 1015

  • Deposit

    PERU-MAPA METALOGENETICO, 1969, AND, GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 1969

  • Deposit

    RAIMONDI, ANTONIO, 1873, EL DEPARTAMENTO DE ANCACHS Y SUS RIQUEZAS MINERALES: LIMA, IMPRENTE EL NACIONAL, P. 313; 1913, P. 148-149

  • Deposit

    DUENAS, ENRIQUE, 1904, RECURSOS MINERALES DE LOS DISTRITOS DE CHACAS Y SAN LUIS: CUERPO DE ING. DE MINAS DEL PERU BOL., NO. 15, P. 27

  • Deposit

    BODENLOS, ALFRED J., AND STRACZEK, JOHN A., 1957, BASE METAL DEPOSITS OF CORDILLERA NEGRA, DEPARTAMENTO DE ANCASH, PERU: U.S.G.S. BULL. 1040, P. 97-102, PL. 6

  • Deposit

    1960 COMPILE FRANK SIMONS, UNPUB. REP

  • Production

    F. SIMONS, 1960, UNPUB. REP.

  • Reserve-Resource

    METALLOGENIC MAPS OF PERU. 1969, 1972

General comments

Subject category Comment text
Deposit TORO VEIN: THICKNESS REFERS TO QUARTZ LIMONITE GOSSEN AND QUARTZ-PYRITE ROCK. SANTO TORIBO VEIN: CONTAINS HIGH GRADE ZN AND PB ORE OVER 1.12 TO 1.95 M WIDTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1973 Shaffer, Glenn L. U.S. Geological Survey
Updater 01-MAY-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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