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Maria, Mina

Producer in La Libertad, Peru with commodities Silver, Lead, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Ore body information
  10. Controls for ore emplacement
  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. Reporter information

Geologic information

Identification information

Deposit ID 10111294
MRDS ID LLB0104
Record type Site
Current site name Maria, Mina

Geographic coordinates

Geographic coordinates: -78.17449, -8.13831 (WGS84)
Elevation 4000
Location accuracy 1000(meters)
Relative position LA LOCALIDAD MAS CERCANA ES SANTIAGO DE CHUCO.

Site location context

Political divisions (FIPS codes)

La Libertad(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru La Libertad

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Primary

Analytical data

Result AG=9.39 OZ/TC
Result PB=1.96%
Result ZN=5.06%

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Volcanico Calipuy
    Rock description Volcanico Calipuy
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)

Nearby scientific data

(1) -78.17449, -8.13831
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Fracturas, Fallas

Ore body information

  • General form TABULAR
    Thickness 0.04M
    Length 96M

Controls for ore emplacement

  • Estructural

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1969

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Compania Minera Chuvilca S. A.

Production statistics

  • Year 1969
    Period 1969
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^ Pb=3.94%
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Lead Lead 4wt-pct
  • Year 1969
    Period 1969
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^Ag=9.6 Oz/Tc
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 304g/mt
  • Year 1970
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^Ag=15.1 Oz/Tc
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 478g/mt

Reserves and resources

  • Type In-situ
    Estimate year 1970
    Total resources 13530000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 3.97 wt-pct Lead Major 1970
    Silver Ag 307.923 g/mt Silver Major 1970

Comments on the workings information

  • LA EXPLOTACION SE ESTA LLEVANDO A CABO EN LOS NIVELES 4,000 Y 4,040 DE LA VETA DESDE 1,969. EL METODO USADO ES DE CORTE Y RELLENO.

Comments on development

  • LA COMPANIA HA EFECTUADO DESDE 1966, UN TOTAL DE LABORES DE DESARROLLO QUE ASCIENDEN A 1,585 M. ENTRE GALERIAS, CHIMENEAS Y CORTADAS. ; ECON.COM: EL COSTO DE EXPLORACION Y DESARROLLO ES DE 2.30 DOLARES/TM Y LA INVERSION TOTAL ES DE 17.00 DOLARES/TM.

Reference information

Bibliographic references

  • Deposit

    CLEMENTE L., JAIME; INFORME MINAS MARIA, CONSUZO, Y WENCES; 1972. BANCO MINERO DEL PERU B4151.

  • Deposit

    MEDINA LOGER, JOSE; INFORME MINAS MARIA, CONSUZO, WENCES Y SAN JUAN; 1973. BANCO MINERO DEL PERU B6535.

  • Deposit

    FERNANDEZ HORACIO, JUAN; INFORME MINAS MARIA, PIQUE, CONSUZO Y SAN JUAN; 1969. BANCO MINERO DEL PERU B7747.

  • Deposit

    PAREDES, EUSTAQUIO; INFORME MINAS MARIA, CONSUZO Y SAN JUAN; 1970. BANCO MINERO DEL PERU B7748.

  • Production

    B.M.P.B7747, B.M.P.B7748.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-94 Pantoja Moran, Francis Judith Instituto Geologico Minero Y Metalurgico, Peru
Updater 01-AUG-94 Rosa Gonzales Chavez Instituto Geologico Minero Y Metalurgico, Peru

Beyond USGS

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

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