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  3. Mineral Resource Data System (MRDS)

La Granja

Prospect in Cajamarca, Peru with commodities Copper, Gold, Molybdenum, Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Ownership information
  9. Reserves and resources
  10. Workings at the site
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10133580
MRDS ID TC39232
MAS/MILS ID 3330110006
Record type Site
Current site name La Granja
Alternate or previous names La Granje
Related records 10064754

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -78.53308, 7.15123 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Cajamarca(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Cajamarca

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Molybdenum Tertiary
Silver Secondary

Nearby scientific data

Ore Body (1) -78.53308, 7.15123
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Medium
Significant Yes
Mining method Open Pit
Milling method Flotation

Ownership information

  • Type Owner-Operator
    Owner Cambior Inc.
    Interest 100
    Home office Canada
    Year 1994

Comments on the ownership information

  • CAMBIOR ACQUIRED OPTION FOR LA GRANJA COPPER DEPOSIT FROM MINERO PERU.

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Indicated 320000000mt ore
    Demonstrated 320000000mt ore
    Total resources 320000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.78 wt-pct Copper Major 1981
    Silver Ag 4 g/mt Silver Minor 1981
    Molybdenum Mo 0.01 wt-pct Molybdenum Trace 1981
  • Type In-situ
    Estimate year 1983
    Indicated 231000000mt ore
    Demonstrated 231000000mt ore
    Total resources 231000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.82 wt-pct Copper Major 1983
    Silver Ag 3.7 g/mt Silver Minor 1983
    Molybdenum Mo 0.01 wt-pct Molybdenum Trace 1983
  • Type In-situ
    Estimate year 1994
    Demonstrated 84000000mt ore
    Total resources 84000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.95 wt-pct Copper Major 1994
  • Type In-situ
    Estimate year 1994
    Demonstrated 91000000mt ore
    Total resources 91000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.73 wt-pct Copper Major 1994
  • Type In-situ
    Estimate year 1994
    Demonstrated 319000000mt ore
    Total resources 319000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.78 wt-pct Copper Major 1994
    Silver Ag 4 g/mt Silver Minor 1994
  • Type In-situ
    Estimate year 1995
    Demonstrated 214000000mt ore
    Total resources 214000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.82 wt-pct Copper Major 1995
    Silver Ag 4 g/mt Silver Minor 1995
  • Type In-situ
    Estimate year 1997
    Demonstrated 2267962000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.59 wt-pct Copper Major 1997

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Percent Waste Rock 50
    Capacity 30000
    Capacity Units MT ORE/DAY
    Operating Days per Year 360
    Operating Shifts per Day 3
    Year of Information 1987

Reference information

Bibliographic references

  • Reserve-Resource

    ENGINEERING AND MINING JOURNAL, AUGUST 1984, P. 49.

  • Reserve-Resource

    COMMODITIES RESEARCH UNIT, COPPER STUDIES, JUNE 1983, P. 7.

  • Reserve-Resource

    RIDLEY, REGINA STARR, KUCZYNSKI PREDICTS WORST IS OVER IN

  • Reserve-Resource

    PERU, WORLD MINING, MAY 1983, P. 67.

  • Reserve-Resource

    LATIN AMERICAN MINING RECORD, APR./MAY, 1994, P.16.

  • Reserve-Resource

    LATIN AMERICAN MINING LETTER, 6/30/94, V 13/N 8,9, P.6.

  • Reserve-Resource

    LATIN AMERICAN MINING LETTER, V 13/N 23, 1/17/95, P.6,7.

  • Reserve-Resource

    NORTH AMERICAN MINING, VOL 1, N4, MAY 1997, P21.

  • Deposit

    ENGINEERING AND MINING JOURNAL, 6/82, P.13.

  • Deposit

    ENGINEERING AND MINING JOURNAL, AUGUST 13, 1982, P. 5.

  • Deposit

    ENGINEERING AND MINING JOURNAL, NOVEMBER 1984, P. 9.

  • Deposit

    ENGINEERING AND MINING JOURNAL, JUNE 1985, P. 23, 24.

  • Deposit

    MINERO PERU, INVESTMENT OPPORTUNITIES, LAGRANJA, 1991, P.23.

  • Deposit

    MINING JOURNAL, SUPPLEMENTAL, 1/22/93, P.5.

  • Deposit

    AMERICAN METAL MARKET, P. 2 (MAR. 9, 1994).

  • Deposit

    MINING JOURNAL, 3/11/94, P.176.

  • Deposit

    METALS WEEK, 3/14/94, P.6.

  • Deposit

    THE NORTHERN MINER, P. 2 (MAR. 21, 1994).

  • Deposit

    LATIN AMERICAN METAL LETTER, P. 7 (MAR. 25, 1994).

  • Deposit

    MINING JOURNAL, 5/27/94, P.384.

  • Deposit

    AME MINING WEEKLY, 6/3/94, P.2.

  • Deposit

    LATIN AMERICAN MINING LETTER, V 13/N 8&9, 6/30/94, P.6.

  • Deposit

    MINING MAGAZINE, 7/94, P.45.

  • Deposit

    NORTHERN MINER, 4/11/94, P.B15.

  • Deposit

    MINING RECORD, V 106/N 28, 7/12/95, P.3.

Reporter information

Type Date Name Affiliation Comment
Reporter 12-JUN-97 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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

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