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  3. Mineral Resource Data System (MRDS)

La Caridad

Producer in Sonora, Mexico 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. 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. Ownership information
  13. Reserves and resources
  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 10255335
MRDS ID MX00496
MAS/MILS ID 2010490008
Record type Site
Current site name La Caridad
Related records 10049231, 10303443

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -109.51733, 30.31688 (WGS84)
Elevation 1800
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Sonora

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Molybdenum Secondary
Silver Secondary

Materials information

Materials Type of material
Bornite Unknown
Chalcocite Unknown
Chalcopyrite Unknown
Covellite Unknown
Digenite Unknown
Galena Unknown
Molybdenite Unknown
Pyrite Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) -109.51733, 30.31688
ListMap

Economic information

Ore body information

  • Thickness 90M
    Length 1700M
    Width 1600M
    Depth to top 50M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 DOMELIKE
    Type of Orebody #2 SHEAR ZONE
    Shape of Orebody #2 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 SERICITIC
    Type of Wallrock Alter. #2 ADV ARGILLIC
    Type of Wallrock Alter. #3 PROPYLITIC
    Minimum Depth to Top 10
    Avg. Thick. Unconsol. Mat. 10
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 810731
  • Area 1000HA
    Field Value
    Total Surface Area (HA) 1000
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Deposit size Large
Significant Yes
Discovery year 1965
Mining method Open Pit
Year of first production 1979
Milling method Flotation

Mining district

District name Nacozari Area

Mineral rights holdings

Type of mineral rights Federal Lease
Type of mineral rights Private Lease

Ownership information

  • Type Operator
    Owner Mexicana De Cobre
    Home office Mexico
    Year 1995
  • Type Owner
    Owner Mexico Desarrollo Industrial Minera (Medimsa)
    Interest 96
    Home office Mexico
    Year 1995
  • Type Owner
    Owner National Mineworkers Union
    Interest 3.6
    Home office Mexico
    Year 1995

Comments on the ownership information

  • MEXICANA DEL COBRE WAS PURCHASED FROM GOVT. IN 1989 BY IMMSA (GRUPO INDUSTRIAL MINERA MEXICO S.A. DE C.V.). GRUPO INDUSTRIAL MINERA MEXICO IS OWNED BY ASARCO (31.2%), AND MEDIMSA (68.8%)

Reserves and resources

  • Type In-situ
    Estimate year 1979
    Indicated 680000000mt ore
    Demonstrated 680000000mt ore
    Total resources 680000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.02 wt-pct Molybdenum Minor 1979
    Copper Cu 0.67 wt-pct Copper Major 1979
  • Type In-situ
    Estimate year 1986
    Indicated 1274000000mt ore
    Demonstrated 1274000000mt ore
    Total resources 1274000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.038 wt-pct Molybdenum Minor 1986
    Copper Cu 0.421 wt-pct Copper Major 1986
  • Type In-situ
    Estimate year 1986
    Indicated 59400000mt ore
    Demonstrated 59400000mt ore
    Total resources 59400000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.012 wt-pct Molybdenum Minor 1986
    Copper Cu 0.6 wt-pct Copper Major 1986
  • Type In-situ
    Estimate year 1993
    Demonstrated 1500000000mt ore
    Total resources 1500000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.026 wt-pct Molybdenum Minor 1993
    Copper Cu 0.393 wt-pct Copper Major 1993
  • Type In-situ
    Estimate year 1993
    Demonstrated 162000000mt ore
    Total resources 162000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.23 wt-pct Copper Major 1993
  • Type In-situ
    Estimate year 1994
    Demonstrated 1500000000mt ore
    Total resources 1500000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.026 wt-pct Molybdenum Minor 1994
    Copper Cu 0.404 wt-pct Copper Major 1994
  • Type In-situ
    Estimate year 1995
    Demonstrated 552000000mt ore
    Total resources 552000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.03 wt-pct Molybdenum Minor 1995
    Copper Cu 0.53 wt-pct Copper Major 1995
  • Type In-situ
    Estimate year 1995
    Demonstrated 146000000mt ore
    Total resources 146000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.25 wt-pct Copper Major 1995
  • Type In-situ
    Estimate year 1995
    Demonstrated 698000000mt ore
    Total resources 698000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.024 wt-pct Molybdenum Minor 1995
    Copper Cu 0.47 wt-pct Copper Major 1995

Comments on the reserve resource information

  • AN ADDITIONAL 162 MILLION MT @ .23 % CU IS STOCKPILED AS OF 12/31/92. PLANS FOR DEVELOPING AN SX-EW FACILITY ARE BEING DEVELOPED FOR LA CARIDAD.

Workings at the site

  • Type of workings Surface
    Area 1000HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method BENCH (BERM)
    Percent Waste Rock 55
    Avg. Overburden Thickness 10
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 15
    Max. Pit Slope (degrees) 40
    Capacity 72000
    Capacity Units MT ORE/DAY
    Unit Production Cost 1.24
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1980
  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method PROPOSED
    Mining Method BENCH (BERM)
    Avg. Overburden Thickness 50
    Capacity 120000
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 40000
    Units of Production $/MT ORE
    Year of Information 1976

Reference information

Bibliographic references

  • Reserve-Resource

    MINING MAGAZINE, MAY 1987, P 371.

  • Reserve-Resource

    REPORT, P. 6.

  • Reserve-Resource

    MINING MAGAZINE, 10/94, P.180.

  • Reserve-Resource

    ASARCO INC., 1993 10-K, P.A15,A18,A19.

  • Reserve-Resource

    ASARCO INC., 1994 10-K, P.A18,A20,A21,A22.

  • Deposit

    PLANO DE LOCALIZACION-YACIMIENTOS CUPRIFEROS MAS IMPORTANTES

  • Deposit

    ARIZONA Y SONORA. SCALE 1:3500000

  • Deposit

    GEOLOGY AND MINERALIZATION OF LA CARIDAD PORPHYRY COPPER DEP

  • Deposit

    SONORA, MEXICO. W.E. SAEGART, J.D.SELL, B.E. KILPATRICK,

  • Deposit

    ECON. GEOL., BULL.69, 1974, PP.1060-1077.

  • Deposit

    MAP LOCATION: SCALE 1:250000, DEPARTMENT OF DEFENCE, USA.

  • Deposit

    MINING JOURNAL, JUNE 8, 1979, 439 P.

  • Deposit

    MINING JOURNAL, JUNE 15, 1979, 467 P.

  • Deposit

    RIO TINTO ZINC MINING COST ANALYSIS SYSTEM, PROFORMA

  • Deposit

    ANALYSIS, JUNE 10, 1975, 88 P.

  • Deposit

    WORLD MINING, "LA CARIDAD-WORLD'S LARGEST NEW OPEN PIT

  • Deposit

    COPPER MINE," NOVEMBER 1977, PP. 42-46.

  • Deposit

    SKILLING'S MINING REVIEW, "MEXICANA DE COBRE SOUTH

  • Deposit

    AMERICA'S LA CARIDAD COPPER," JUNE 1976, PP. 12-20.

  • Deposit

    E&MJ, "LA CARIDAD COPPER," OCTOBER 1979, PP. 72-88.

  • Deposit

    METAL BULLETIN MONTHLY, "COPPER FROM LA CARIDAD,"

  • Deposit

    SEPTEMBER 1979, PP. 73-76.

  • Deposit

    ARIZONA EDITION OF PAY DIRT, "LA CARIDAD-ONE OF THE BIG

  • Deposit

    ONES OF 1970'S," JULY 1979, PP. 1-3.

  • Deposit

    METALS, "FURUKAWA MINING AND UNITED STATES FIRM TO BUILD

  • Deposit

    COPPER SMELTER IN MEXICO," JUNE 8, 1979.

  • Deposit

    METALS, "MEXICO'S LA CARIDAD MINE," SEPTEMBER 26, 1979.

  • Deposit

    E&MJ, "LA CARIDAD ON STREAM: PLANS REVIVED FOR CU

  • Deposit

    SMELTER-REFINERY," JULY 1979, PP. 52.

  • Deposit

    LATIN AMERICAN COMMODITIES REPORT, "MEXICO PINS EXPORT

  • Deposit

    HOPES ON GIANT COPPER MINE," MAY 1979, VOLUME 111 NUMBER

  • Deposit

    20, PP. 80.

  • Deposit

    MINING JOURNAL, "LA CARIDAD INAUGURATED," JUNE 8, 1979,

  • Deposit

    PP. 432.

  • Deposit

    CONTRERAS, MIGUEL ALVAREZ, FLORES, RUBEN TELLO. "LA CARIDAD"

  • Deposit

    MEXICANA DE COBRE, S.A., APRIL 1986.

  • Deposit

    E&MJ, "LA CARIDAD: NEW COPPER PROJECT IS ONE OF WORLD'S

  • Deposit

    LARGEST." NOVEMBR 1980, PP. 186-187.

  • Deposit

    PINCOCK, ALLEN & HOLT, INC., "LA CARIDAD". PP 4.9.1-4.9.4.

  • Deposit

    MINING MAGAZINE, "LA CARIDAD". MAY 1987 PP 370-381.

  • Deposit

    SUTTILL, KEITH R. E&MJ, "PUTTING LA CARIDAD RIGHT". OCT.

  • Deposit

    1987, PP 46-51.

  • Deposit

    LA CARIDAD MINE. MEXICANA DE COBRE, S.A.. MAY - 1984

  • Deposit

    MEXICANA DE COBRE, S.A., LA CARIDAD CONCENTRATOR, 5/84.

  • Deposit

    VINAGERAS BARROSO, M., "THE LA CARIDAD PROJECT AS A NEW

  • Deposit

    SOURCE OF SULPHURIC ACID DESCRIPTION OF THE PROJECT AND

  • Deposit

    TECHNICAL ASPECTS", 1988.

  • Deposit

    TRADE FINANCE AND BANKER INTERNATIONAL, 9/89, PP. 4, 6.

  • Deposit

    SOUTHWESTERN PAY DIRT, 11/89, P. 23A.

  • Deposit

    COPPER STUDIES, 1/92, PP. 5-9.

  • Deposit

    GRUPO INDUSTRIAL MINERA MEXICO S.A. DE C.V. 1992 ANNUAL

  • Deposit

    REPORT, PP. 6, 21, 22, 31.

  • Deposit

    METAL BULLETIN MONTHLY, 2/93, PP. 28, 29, 31, 33.

  • Deposit

    METALS WEEKLY, 5/24/93, P. 40.

  • Deposit

    SKILLINGS, 6/18/93, P. 15.

  • Deposit

    MINING RECORD, 6/16/93, P. 15.

General comments

Subject category Comment text
Deposit AUG76-RCO 020- MEXICANA DE COBRE S.A.SHARES DISTRIBUTION= NA FINANCIERA 13%, COMISION DE FOMENTO 13%, BANCO NACIONAL D MEXICO S.A 5%, COBRE DE MEXICO S.A.5%, EMPLOYEES STOCK PL MEXICANIZATION TOOK PLACE ON NOVEMBER 15,1971 AUG76-RCO 151- CONCENTRATOR PLANT ENGINEERING BY RALPH M.PAR AUG76-RCO 080-INVERTED SAUCER OREBODY SHAPE AUG76-RCO 151-CAPITALIZED TRANSPORT & EXCAVATING EQUIPMENT: BULLDOZERS,ETC.=$ 9.6 MILLIONS AUG76-RCO 152-MANUFACTURERS HANOVER TRUST,BANK OF AMERICA & BANK OF CALIFORNIA HAVE COMITTED $50MILLION EACH AUG76-RCO 151-ON AUG 20,1974 UNITED CALIFORNIA BANK PLUS TWO BANKS DELIVERED $300MILLION FOR DEVELOPMENT AUG76-RCO152-ELECTROLYTIC COPPER REFINERY AT GUAYMAS,GULF OF 70 BE COMPLETED BY 1977 AUG76-RCO 152-IT IS PLANNED TO BENEFICIATE AT GUAYMAS ELECTR PLANT THE PRODUCED CONCENTRATES (APPRO.37000 TPY)FROM SAN AND PILARES MINES, OWNED BY COBRE DE SONORA S.A. AUG76-RCO 130-$24MILLION LOAN AUTHORIZED BY THE US EXPORT IM BANK FOR MINING EQUIPMENT FROM US MANUFACTURES. AUG76-RCO 130-MEXICANA DE COBRE S.A. INTENDS TO BUY $80MILLI EQUIPMENT TO BE USED AT LA CARIDAD MINE AUG76-RCO 152-LA CARIDAD WILL BECOME THE LARGEST MINE AND METALLURGICAL MEXICAN OPERATION AND 13TH OF ALL IND.ORGAN AUG76-RCO 152- 60% OF ALL MEXICAN COPPER PRODUCTION WILL COM LA CARIDAD PROJECT. AUG76-RCO 152-HYDRATE AND LIVE CALCIUM PLANT AT $5MILLION CO SUPPLY LA CARIDAD COPPER PROJECT.$15MILLION CALCIUM DEP LOCATED 14 MI E OF NACOZARY. PLANT WILL DELIVER 500 MTPD. BUILDER:PARSONS-JURDEN AUG76-RCO 152-SMELTING-REFINING PLANT CONSTRUCTION GRANTED B MEXICANA DE COBRE S.A. IN FAUOR OF FLUOR CORPORATION (US) FURUKAWA CO.LTD. AND FURUKAWA ELECTRIC CO.LTD.(JAPAN)

Reporter information

Type Date Name Affiliation Comment
Reporter 10-MAR-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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