San Rafael

Plant in Puno, Peru with commodities Copper, Tin
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. Land status
  12. Ownership information
  13. Production statistics
  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 10279618
MRDS ID TC38248
MAS/MILS ID 3330390008
Record type Site
Current site name San Rafael
Alternate or previous names San Rafael Tin Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -70.21626, -15.71443 (WGS84)

Site location context

Political divisions (FIPS codes)

Puno(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Puno

Commodities

Commodity Importance
Copper Primary
Tin Critical Primary

Materials information

Materials Type of material
Arsenopyrite Unknown
Cassiterite Unknown
Chalcopyrite Unknown
Chlorite Unknown
Fluorite Unknown
Pyrite Unknown
Quartz Unknown

Nearby scientific data

Ore Body (1) -70.21626, -15.71443

Economic information

Ore body information

  • Thickness 800M
    Length 1200M
    Width 1.5M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Date of Last Modification 780615

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Metallic
Significant Yes
Mining method Open Stope
Year of first production 1978
Plant type Beneficiation (Mill)
Plant subcategory Gravity
Milling method Flotation

Mining district

District name San Rafael Swell District

Land status

Ownership category State

Ownership information

  • Type Owner-Operator
    Owner Minsur Sociedad Limitada (Brescia Family)
    Home office Peru
    Year 1994
    First year 1978

Comments on the ownership information

  • PRINCIPAL EQUITY STOCKHOLDERS 12-31-82 INVERSIONES BRECA S.A. (98.74%), 1% NEGOCIACION LUZ S.A. BALANCE SAN BORJA S.A.

Production statistics

  • Year 1967
    Description Mt Ore/Yr 26800 Mt Ore
  • Year 1968
    Description Mt Ore/Yr 27000 Mt Ore
  • Year 1969
    Description Mt Ore/Yr 28000 Mt Ore
  • Year 1970
    Description Mt Ore/Yr 53300 Mt Ore
  • Year 1971
    Description Mt Ore/Yr 70000 Mt Ore
  • Year 1972
    Description Mt Ore/Yr 81000 Mt Ore
  • Year 1973
    Description Mt Ore/Yr 79500 Mt Ore
  • Year 1974
    Description Mt Ore/Yr 79000 Mt Ore
  • Year 1975
    Description Mt Ore/Yr 79000 Mt Ore
  • Year 1976
    Description Mt Ore/Yr 100000 Mt Ore
  • Year 1977
    Description Mt Ore/Yr 101000 Mt Ore
  • Year 1978
    Description Mt Ore/Yr 112000 Mt Ore
  • Year 1979
    Description Mt Ore/Yr 108000 Mt Ore
  • Year 1980
    Description Mt Ore/Yr 153300 Mt Ore
  • Year 1981
    Description Mt Ore/Yr 166915 Mt Ore
  • Year 1982
    Description Mt Ore/Yr 187632 Mt Ore
  • Year 1985
    Description Mt Ore/Yr 204500 Mt Ore
  • Year 1986
    Description Mt Ore/Yr 267000 Mt Ore
  • Year 1987
    Description Mt Ore/Yr 307700 Mt Ore

Comments on the reserve resource information

  • RESERVES FOR 12-13 YEARS BASED ON CURRENT PRODUCTION RATES. 1-89 RESOURCE 1,955,000 MT PER CRU STUDY.

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method BENCH (BERM)
    Percent Waste Rock 50
    Primary Material Cover HARD ROCKS
    Percentage 100
    Hardness of Ore HARD ROCKS
    Avg. Bench Height (meters) 15
    Capacity Units MT COMMOD/DAY
    Units of Production $/MT COMMOD
    Operating Days per Year 350
    Operating Shifts per Day 2
    Year of Information 1975
  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OVERHAND 10-38
    Capacity 960
    Capacity Units MT ORE/DAY
    Unit Production Cost 24.33
    Units of Production $/MT ORE
    Operating Days per Year 312
    Operating Shifts per Day 3
    Year of Information 1989

Reference information

Bibliographic references

  • Deposit

    LETTER FROM MINSUR SOCIEDAD LIMITADA.

  • Deposit

    EIGHTH WORLD MINING CONGRESS, LIMA, PERU, NOV. 1974.

  • Deposit

    ANDEAN-PERUVIAN TIMES, 1974, DEVELOPMENT AND EXPANSION PROJE

  • Deposit

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

  • Deposit

    HALEY, D., 1974, PERU: A SPECIAL REPORT, IN MINING ENGINEERI

  • Deposit

    AIME, N. Y., JANUARY, 1974, P. 17.

  • Deposit

    ENGINEERING AND MINING JR., 1975, WORLD ROUNDUP: MCGRAW HILL

  • Deposit

    YORK, JANUARY, 1975, P. 78.

General comments

Subject category Comment text
Deposit EMJ, 1975, SAYS PLANNED CAPACITY IS 30000 MTPY CU TO START 1 MAY BE DELAYED DUE TO METALLURGY PROBLEMS.

Reporter information

Type Date Name Affiliation Comment
Reporter 07-MAR-1997 Bleiwas, Donald U.S. Bureau of Mines

Beyond USGS

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