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Madrigal

Producer in Arequipa, Peru with commodities Copper, Lead, Zinc, 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. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10068769
MRDS ID W002017
Record type Site
Current site name Madrigal
Alternate or previous names Del Madtigal, Santa Rosa Vein

Geographic coordinates

Geographic coordinates: -71.36626, -15.58106 (WGS84)
Elevation 3200
Relative position 120 KM N. OF AREQUIPA

Site location context

Political divisions (FIPS codes)

Arequipa(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Arequipa

Comments on the location information

  • LOCATION FROM METALLOGENIC MAPS OF PERU - 1969 - 115, AT MADRIGAL NEAR CAILLOMA, 1009 KM SE OF LIMA
  • LOCATION FROM LANDIS AND RYE(1974)

Commodities

Commodity Importance
Copper Primary
Lead Primary
Zinc Critical Primary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore

Analytical data

Result 1.97 % CU, 2.8 % PB, 4.9 % ZN, 110 G/TON AG

Mineral occurrence model information

Model code 106
USGS model code 25b
Deposit model name Epithermal vein, Creede
Mark3 model number 58

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)

Nearby scientific data

(1) -71.36626, -15.58106
ListMap

Economic information

Comments on the geologic information

  • MINERALIZATION OCCURRED AT TEMPERATURES BETWEEN 175 AND 290 DEGREES C AND SALINITIES OF 2 TO 17 EQUIVALENT WEIGHT % NACL. C AND S ISOTOPES SUGGEST MAGMATIC SOURCE, D AND O REQUIRE METEORIC WATER MIXING.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Year of first production 1972

Mining district

District name Cailloma

Ownership information

  • Type Operator
    Owner Cia Minera Del Madrigal, Sucursal )
    First year 1967
  • Type Owner
    Owner Homestake Mining Co.
    Home office 650 Calif. St, San Francisco, Ca 94108

Production statistics

  • Year 1980
    Material PB
    Accuracy Accurate
    Description Ap_Grade: ^0.5% Cu, 1.6 Oz/Mt Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Silver Silver 45g/mt
    Major Copper Copper 1wt-pct

Comments on the production information

  • BEING DEVELOPED TO PRODUCE 500 MET TONS ORE PER DAY, ABOUT 180,000 T.P.Y. ENGINEERING MINING JOURNAL,MARCH1974,VOL.175,NO.3,PG24,STATES THAT PRODUCTION AT MADRIGAL IS RUNNING AT 600MTPD OF ORE; PLANS CALL FOR DOUBLING THIS PRODUCTION BY 1976.MONTHLY SHIPMENTS OF CONCENTRATES ARE BEING MADE AT RATE OF ABOUT 850MT CONTAINING 30%CU,1500MT CONTAINING 60%ZN,550MT CONTAINING 65%PB. CU, PB, ZN PRODUCTION 1980-1990 FROM CAVANAGH AND GLOVER. FEED GRADE (1990) 0.4% CU, 2.09% PB, 3.58% ZN, 1.46 OZ/MT AG. 1991 ZN CONC. HAS 2.89 OZ/ST AG, CU CONC. 34 OZ/ST AG, PB CONC. 29.27 OZ/ST AG. ACTIVE DEVELOPED PRODUCER.
  • EMJ 1972, INTERNATIONAL DIRECTORY REPORTS 300 MET TON/DAY CAPACITY AT PASTO BUENO MINE. MILL CAPACITY 400 MET TON/DAY. 1989 FIGURES FOR OLD PASTO BUENO MINE. AVERAGE MONTHLY PRODUCTION FOR 1969: WO3, 25 TONS; CU, 40 TONS; PB, 45 TONS; AG, 6217 OZ; AVERAGE MILL-HEAD: WO3=0.53%, CU=0.60%, PB=0.70%, AG=2.30 OZ/TON. WO3 CONCENTRATE 1910-1949 FROM CONSUZO MINE AND OTHERS OPERATED BY FERMIN MALAGA SANTOLALLA E HIJOS. MINES OPERATED 1912-1920, 1940-1943, 1950-1955, BUT NO PRODUCTION DATA AVAILABLE. LITTLE OR NO PRODUCTION 1912-1920. 1982 PRODUCTION WAS 530 MT OF CONCENTRATE GRADING 74.96% WO3. CUMMULATIVE ITEM 2: TO JUNE 30, 1954.

Reserves and resources

  • Type In-situ
    Estimate year 1969
    Total resources 1000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.8 wt-pct Copper Major 1969
    Lead Pb 3.8 wt-pct Lead Major 1969
    Zinc Zn 5.5 wt-pct Zinc Major 1969
    Silver Ag 133.744 g/mt Silver Minor 1969
  • Type In-situ
    Estimate year 1977
    Total resources 96000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.97 wt-pct Copper Major 1977
    Lead Pb 2.8 wt-pct Lead Major 1977
    Zinc Zn 4.9 wt-pct Zinc Major 1977
    Silver Ag 110 g/mt Silver Minor 1977
  • Type In-situ
    Estimate year 1979
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.2 wt-pct Copper Major 1979
    Lead Pb 2.4 wt-pct Lead Major 1979
    Zinc Zn 4.4 wt-pct Zinc Major 1979
    Silver Ag 96.001 g/mt Silver Minor 1979
  • Type In-situ
    Estimate year 1980
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.5 wt-pct Copper Major 1980
    Lead Pb 2.1 wt-pct Lead Major 1980
    Zinc Zn 4.4 wt-pct Zinc Major 1980
    Silver Ag 45.177 g/mt Silver Minor 1980
  • Type In-situ
    Estimate year 1984
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.45 wt-pct Copper Major 1984
    Lead Pb 1.97 wt-pct Lead Major 1984
    Zinc Zn 4.4 wt-pct Zinc Major 1984
    Silver Ag 53.647 g/mt Silver Minor 1984
  • Type In-situ
    Estimate year 1990
    Total resources 3000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.45 wt-pct Copper Major 1990
    Lead Pb 1.97 wt-pct Lead Major 1990
    Zinc Zn 4.4 wt-pct Zinc Major 1990
    Silver Ag 59.096 g/mt Silver Minor 1990

Comments on the reserve resource information

  • 3) 810000 MET TONS PROVED + 150000 MET TONS PROBABLE RESERVES. ORE(1) PROVEN, ORE(2) PROBABLE
  • GOUDARZI'S ESTIMATE BASED ON $10 MILLION INVESTMENT AND 5 YEAR AGREMENTS TO SHIP CONCENTRATES TO TOHO ZINC CO. IN JAPAN. DEPOSIT SIZE ESTIMATE BASED ON 1972-1977 PRODUCTION PLUS 1977 RESERVES.
  • INSUFFICIENT DATA TO EVEN ESTIMATE 12/72, BUT MAY EQUAL ESTIMATED RESERVES
  • 470000 MET TONS PROVED + 300000 MET TONS PROBABLE RESERVES. ORE(1) PROVEN, ORE(2) PROBABLE, ORE(3) POSSIBLE
  • METALLOGENIC MAP OF PERU INDICATES RESERVES BETWEEN 100,000 MET TONS AND 1,000,000 MET TONS OF WO3

Comments on the workings information

  • HOMESTAKE MINING CO. HAS PREPARED AN EXPLORATION PROGRAM OF ITS 16,000 HECTARE CONCESSION,COVERING SURROUNDING AREA AS WELL AS THE LATERAL EXTENSIONS OF THE SANTA ROSA VEIN ANDSEVERAL OTHER PARALLEL VEINS KNOWN TO EXIST. ADIT, VEIN MINING, CUT AND FILL, SHRINKAGE
  • CHABUCA VEIN DEVELOPED ABOUT 12 LEVELS AND SUBLEVELS WITH RAISES; CONSUELO-MANUELITA DEVELOPED ON ABOUT 6 LEVELS; LORETO VEIN DEVELOPED ON 11 LEVELS.

Comments on development

  • ECON.COM: CAPACITY (1976): 750 MET TPD; ORE CAPACITY (1980) 900 T/D, CONCENTRATOR CAPACITY (1980-1991) 900 T/D.
  • OLD PASTO BUENO MINE REINITIATED OPERATIONS IN 1989 AT ABOUT 40% CAPACITY. WOLFRAMITE WAS DISCOVERED IN 1910. ACTIVE DEVELOPMENT IN MINE: UNLIKELY. EXPANSION PROGRAMME COMPLETED IN 1982. ACTIVE EXPLORATION IN DISTRICT: UNLIKELY. COMPLETED IN 1982-1 MILLION TONS OF ORE RESERVES, AVERAGING 0.44% W03.

Reference information

Bibliographic references

  • Deposit

    U.S.B.M. MINERALS YEARBOOK 1970 PERU PREPRINT

  • Deposit

    U.S.B.M. MINERALS YEARBOOK 1969 VOL. 4 P. 580

  • Deposit

    PERU-MAPA METALOGENETICO, 1969, AND, GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 1969

  • Deposit

    MOSIER AND OTHERS, 1986, GEOLOGIC AND GRADE-TONNAGE INFORMATION ON TERTIARY EPITHERMAL PRECIOUS- AND BASE-METAL VEIN DISTRICTS ASSOCIATED WITH VOLCANIC ROCKS: U.S. GEOLOGICAL SURVEY BULLETIN 1666, 39 P.

  • Deposit

    COMMUNIQUE, AMERICAN EMBASSY, PERU.

  • Deposit

    ENGINEERING & MINING JOURNAL, 1984, P. 331.

  • Deposit

    ENGINEERING & MINING JOURNAL, 1985, MARCH, P. 326, P. 291.

  • Deposit

    CAVANAGH, J., AND GLOVER, M., 1991, THE PERU REPORT'S GUIDE TO MINES AND MINERS IN PERU: LIMA, PERU, REPORTING SERVICES EDITORIALES S.R.L., P. 185-187.

  • Deposit

    NOBLE, D.C. AND VIDAL, C.E., 1994, GOLD IN PERU: SEG NEWSLLETTER, APRIL 1994, NO. 17, P. 1, 6-13.

  • Other Database

    CIMRI

  • Production

    LA MINERIA EN EL PERU, ANUARIO MINERO COMERCIAL 1977; AMERICAN EMBASSY, PERU; E&MJ (1984, 1985); CAVANAGH AND GLOVER (1991)

  • Reserve-Resource

    1972 ESTIMATE MADE BY GOUDARZI. DEPOSIT SIZE ESTIMATE MADE BY MOSIER AND OTHERS, 1986.

General comments

Subject category Comment text
Deposit TERRORISTS BLEW UP POWER PLANT IN 1989. MINING METHOD CURRENTLY THREE UNDERGROUND OPERATIONS CONSUZO, HUAURA AND HUAYLLAPAN (SANTOLLALA, F.J., 1954). PERU'S LARGEST PRODUCER. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit MADRIGAL,AN UNDERGROUND OPERATION,IS WORKING 1 MILLION MET.TONS OF RESERVES OF THE SANTA ROSA VEIN ON SIX DIFFERENT OPERATIONAL LEVELS FROM AN ALMOST VERTICAL CLIFF FACE.THE OPERATION IS CUT AND FILL STOPING.
Deposit CONTAINS ABUNDANT FLUORITE, GALENA, MAINLY IN CHIMU FORMATION, TRUNCATED TO NORTH BY NE-SW FAULTS. MILAGRO VEIN: 6-8 DISTINCT VEINS, SOME FLUORITE, 0.5-1.5% WO3, TR-5% CU, TR TO 3000 G/TON AU. CABLE-PLOMO-FORTUNA VEIN: 10-12 DISTINCT VEINS, CABLE VEIN DEVELOPED BY 6 LEVELS. JAJARAJOA VEIN: RHODOCROSITE AND TRIPLLITE (?) IN VUGS. CONSUELO-MANUELITA VEIN: OCCURS IN CHICAMA FORMATION AT CONTACT WITH QUARTZ MONZONITE, 3 VEINS UP TO 25+ M THICK IN ONE PLACE; CONSUELO MINE CONTAINS CONSUELO-COLORADO, MANUELITA-CONSUELO, NOR-ESTE AND PELIGRO VEINS. BUITRE VEIN: ASSAYS 0.55% WO3, 1.87% CU. ESTRELLA: 2 VEINS CROSS CONTACT OF CHICAMA FORMATION AND QUARTZ MONZONITE, AT JUNCTION 2 VEINS ARE 16 M THICK. MARIA OFELIA VEIN: ABUNDANT APATITE, SOME TRIPLITE. LORETO VEIN: OCCURS MAINLY IN QUARTZ MONZONITE, BANDED AND SYMMETRICAL BANDED ORE; 1-1.5% WO3. CUNA VEIN: EXTENSION OF LORETO VEIN (?). MACISTE-ATOMICA VEIN: SE EXTENSION OF LORETO VEIN. GATITA-ALFONSO VEINS: MOSTLY QUARTZ, SOME VEINS
Deposit PARALLEL BEDDING IN SHALES. VIRGEN DE LOURDES VEIN: LITTLE WOLFRAMITE.
Deposit First Production Year: 1910 (TUNGSTEN)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1972 Goudarzi, Gus H. (Theune, C. T.) U.S. Geological Survey
Updater 01-DEC-1987 Orris, Greta J. U.S. Geological Survey
Updater 01-MAY-1990 Bolm, Karen S. U.S. Geological Survey
Updater 01-JUL-1993 Page, Norman J. U.S. Geological Survey
Updater 01-MAY-1994 Page, Norman J. U.S. Geological Survey

Beyond USGS

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

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

  • Homestake Mining Co. — acquired by Subsidiary of Barrick Gold (2001)
    Operator of the historic Homestake Mine in South Dakota; acquired by Barrick Gold in 2001.

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.

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