San Silvestre - San Jorge, Unidad

Occurrence in Arequipa, Peru with commodities Gold, Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Alteration
  7. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10005629
MRDS ID ARE0005
Record type Site
Current site name San Silvestre - San Jorge, Unidad
Alternate or previous names Unidad Minera Calpa Y Otras

Geographic coordinates

Geographic coordinates: -73.79966, -15.74773 (WGS84)
Relative position UBICADA A 47 KMS. DE CHALA EN LAS QUEBRADAS DE EL CONVENTO Y TORRECILLAS (CHAPARRA)

Site location context

Political divisions (FIPS codes)

Arequipa(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Arequipa
Peru Arequipa

Comments on the location information

  • EL ACCESO A ESTA UNIDAD SE REALIZA DESDE LA CARRETERA PANAMERICANA SUR, ENCONTRANDOSE RELATIVAMENTE CERCA A ESTA.

Commodities

Commodity Importance
Gold Primary
Copper Secondary

Comments on the commodity information

  • LAS OXIDACIONES DE FIERRO Y COBRE SE PRESENTAN TANTO EN SUPERFICIE COMO EN PROFUNDIDAD.

Alteration

  • (Local) Caolinizacion Y Cloritizacion

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Incahuasi;Bella Union-Complejo Calpa
    Rock description Incahuasi;Bella Union-Complejo Calpa
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)

Nearby scientific data

(1) -73.79966, -15.74773

Economic information

Geologic structures

Type of structure Local
Structure description Fallas Y Contactos De Rocas Granodiorita-Dioritas Con Volcanicos

Ore body information

  • General form IRREGULAR
    Strike E - W Y N 45 A 50 W
    Dip 35 A 70 N

Controls for ore emplacement

  • Los Contactos De Rocas Granodiorita-Diorita Y Volcanicos

Comments on the geologic information

  • LOS FILONES DE CUARZO CUYO CONTENIDO DE ORO EN LA CHALCOPIRITA Y PIRITA

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Medium
Significant No

Ownership information

  • Type Owner
    Owner Esta Unidad Pertenecio Inicialmente Al Consorcio Minero Del Peru Entidad Que Se Constituyo En Nov.

Comments on the reserve resource information

  • NO SE HAN CALCULADO LA CANTIDAD DE RESERVAS PERO SE TIENEN LAS LEYES QUE ES DE O.12 OZ/TC DE AU Y 0.01%DE CU DE LA MINA SAN SILVESTRE-CHAPARRA Y DE LOS RELAVES SAN SILVESTRE-CHAPARRA ES DE 0.09 OZ/TC Y 0.025% DE CU (PROMEDIO DE DOS MUESTRAS)

Reference information

Bibliographic references

  • Deposit

    ALARCON G, JULIO; INFORME PRELIMINAR UNIDAD MINERA CALPA Y OTRAS, BMP. 1974; COD.B2064

General comments

Subject category Comment text
Deposit LA POTENCIA VARIA DE POCOS CENTIMETROS A 1-2 METROS Y LA LONGITUD DE LOS AFLORAMIENTOS VARIAN DE ALGUNOS CIENTOS DE METROS A 6 Y 8 KMS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1994 Casilla Sotomayor, Elvis Instituto Geologico Minero Y Metalurgico, Peru

Beyond USGS

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