Mina Madrigal

Past Producer in Arequipa, Peru with commodities Copper, Lead, Silver, Zinc
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. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10279452
MAS/MILS ID 3330070060
Record type Site
Current site name Mina Madrigal
Alternate or previous names Madrigal

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -71.91631, -15.58103 (WGS84)
Elevation 4000

Site location context

Political divisions (FIPS codes)

Arequipa(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Arequipa

Commodities

Commodity Importance
Copper Tertiary
Lead Tertiary
Silver Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Quartz Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) -71.91631, -15.58103

Economic information

Ore body information

  • Area 1600HA
    Field Value
    Primary mode of Origin UNKNOWN
    Total Surface Area (HA) 1600
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Significant No
Mining method Combined Methods
Year of first production 1972

Mining district

District name Chivay

Mineral rights holdings

Type of mineral rights State Lease

Land status

Ownership category State

Ownership information

  • Type Owner-Operator
    Owner Cia. Minera Del Madrigal (Homestake Mining)
    Interest 100
    Home office South Dakota
    Year 1974

Reserves and resources

  • Type In-situ
    Estimate year 1975
    Measured 1000000mt ore
    Demonstrated 1000000mt ore
    Total resources 1000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.8 wt-pct Copper Trace 1975
    Lead Pb 3.2 wt-pct Lead Trace 1975
    Zinc Zn 5.8 wt-pct Zinc Trace 1975
  • Type In-situ
    Estimate year 0
    Demonstrated 13224000mt ore
    Total resources 13224000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.528 wt-pct Copper Trace 0
    Lead Pb 2.013 wt-pct Lead Trace 0
    Zinc Zn 4.067 wt-pct Zinc Trace 0
    Silver Ag 121.094 g/mt Silver Trace 0

Workings at the site

  • Type of workings Underground
    Length 10000M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ESTIMATE
    Mining Method FILLED STOPES
    Percent Waste Rock 50
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    Number of Adits 6
    1st Condition of Workings OPEN
    2nd Condition of Workings PART ACCESSIBLE
    Capacity 650
    Capacity Units MT ORE/DAY
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1975

Reference information

Bibliographic references

  • Reserve-Resource

    MINING JOURNAL, ST. JOE SEEKS CLOSURE, FEBRUARY 21, 1986.

  • Deposit

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

  • Deposit

    PRAEGER, NEW YORK, 339 PGS.

  • Deposit

    SCOTT, O., AND OTHERS, 1974, MEDIUM MINES, IN ANDEAN-PERUVIA

  • Deposit

    LIMA, PERU, VOL. 34, NO. 1764, P. 41.

  • Deposit

    E/MJ INT.DIRECTORY 1975-76.

General comments

Subject category Comment text
Deposit SCOTT STATES CONS ARE 850 TPM 30 PCT CU, 1500 TPM 60 PCT ZN, 550 TPM 65 PCT PB. 76-RCD 050-MINE UNDER CONSTRUCTION SINCE 1972,FULL PROD. EXP IN 1977. 76-RCD 601-603:GRADE FIGS.ARE ASSAYS OF 1974 PROD.-FROM E/MJ DIR.1975-76. 76-RCD 620-MIN.METHOD IS VEIN MINING,CUT&FILL. 76-RCD 651-197,000 MET.TONS MILLED IN 1974.

Reporter information

Type Date Name Affiliation Comment
Reporter 03-JAN-1995 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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