Magistral

Plant in Ancash, 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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10279989
MRDS ID W002018
MAS/MILS ID 3330030045
Record type Site
Current site name Magistral
Related records 10068770

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -77.78286, -8.26472 (WGS84)
Elevation 4250
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Ancash(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Ancash

Commodities

Commodity Importance
Copper Primary
Molybdenum Primary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Unknown
Galena Unknown
Garnet Unknown
Molybdenite Unknown
Pyrite Unknown
Pyrrhotite Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) -77.78286, -8.26472

Economic information

Ore body information

  • Thickness 35M
    Length 900M
    Width 160M
    Area 20HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 IRREGULAR
    Shape of Orebody #2 LENTICULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control LITHOLOGY
    Secondary Ore Control CONTACT ZONE
    Degree of Wallrock Alter. SLIGHT
    Type of Wallrock Alter. #1 CARBONATE SILIC
    Type of Wallrock Alter. #2 PYRITIZATION
    Type of Wallrock Alter. #3 BLEACHING
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 5
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 20
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Metallic
Significant No
Year of first production 1977
Plant type Beneficiation (Mill)
Plant subcategory Flotation

Mining district

District name Pasto Bueno

Mineral rights holdings

Type of mineral rights State Lease

Land status

Ownership category State

Ownership information

  • Type Owner-Operator
    Owner Cia. Minera Algamarca, S. A.
    Interest 100
    Home office Peru
    Year 1974

Workings at the site

  • Type of workings Surface
    Area 80HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method BENCH (BERM)
    Percent Waste Rock 50
    Avg. Overburden Thickness 0
    Hardness of Ore SAND, SILT
    Avg. Bench Height (meters) 15
    Capacity 2000
    Capacity Units MT ORE/DAY
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 2
    Year of Information 1975

Reference information

Bibliographic references

  • Deposit

    PURSER, W., 1971, METAL-MINING IN PERU, PAST AND PRESENT: PR

  • Deposit

    PUBS., NEW YORK, 339 PGS.

  • Deposit

    TERRONES L., A., 1958, STRUCTURAL CONTROL OF CONTACT METASOM

  • Deposit

    DEPOSITS IN THE PERU. CORDILLERA: AIME TRANS. VOL. 211, P. 3

  • Deposit

    ANDEAN-PERUVIAN TIMES, 1974, DEVELOPMENT AND EXPANSION PROJE

  • Deposit

    LIMA, PERU, VOL. 34, NO. 1764, P. 60.

  • Deposit

    ENGINEERING AND MINING JOURNAL, 1991 ENGINEERING AND MINING

  • Deposit

    FOURNAL DIRECTORY OF MINING, P. 268.

General comments

Subject category Comment text
Deposit VERY LITTLE DATA EXISTS FOR THIS OPERATION. IT HAS NEVER BEEN EVALUATED.

Reporter information

Type Date Name Affiliation Comment
Reporter 06-JAN-95 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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