La Granja

Producer in Peru with commodities Copper, Molybdenum, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Reserves and resources
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10400149
Record type Model Type
Current site name La Granja

Geographic coordinates

Geographic coordinates: 79.11974, 6.35925 (WGS84)

Site location context

Political divisions (FIPS codes)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru
Peru Cajamarca

Comments on the location information

  • Assoc deposits less 5km: 18b

Commodities

Commodity Importance
Copper Primary
Molybdenum Primary
Silver Primary

Materials information

Materials Type of material
Actinolite Ore
Alunite Ore
Anhydrite Ore
Andalusite Ore
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Chlorite Ore
Covellite Ore
Diaspore Ore
Enargite Ore
Epidote Ore
Kaolinite Ore
Limonite Ore
Magnetite Ore
Molybdenite Ore
Pyrite Ore
Pyromorphite Ore
Rutile Ore
Sericite Ore
Tennantite Ore
Tourmaline Ore
Wollastonite Ore

Comments on the analytical data

  • 0.41% Cu cutoff

Mineral occurrence model information

Model code 53
USGS model code 17
Deposit model name Porphyry Cu
Mark3 model number 4

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock type qualifier porphyry
  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granodiorite
    Rock type qualifier porphyry
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 79.11974, 6.35925

Economic information

Controls for ore emplacement

  • Faulting

Comments on the geologic information

  • The deposit consists of a strongly altered, late-Tertiary intrusive formation and comprises two zones. The largest zone, the main zone, contains chalcopyrite and the secondary zone contains copper sulfides recoverable by leaching. http://www.metalseconomics.com

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1969

Reserves and resources

  • Type In-situ
    Estimate year 1969
    Reserves 1200
    Total resources 3000
    Commodity Subtype Grade units Group Importance Year
    Silver 4.2 g/mt Silver Major 1969
    Molybdenum 0.01 wt-pct Molybdenum Major 1969
    Copper 0.56 g/mt Copper Major 1969

Reference information

Bibliographic references

General comments

Subject category Comment text
General Map Number 242

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-2007 Baker, Deborah A. (Berger, Barney R.) U.S. Geological Survey Model type record

Beyond USGS

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