Cumobabi

Past Producer in Sonora, Mexico with commodities Copper, Lead, Molybdenum, 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. Ownership information
  11. Production statistics
  12. Reserves and resources
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10206015
MRDS ID MX00346
MAS/MILS ID 2010490025
Record type Site
Current site name Cumobabi
Alternate or previous names Cumobabi Mine, Minera Cumobabi, San Judas Pit
Related records 10106943

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -109.97144, 29.87239 (WGS84)
Elevation 1700
Location accuracy 100(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 Secondary
Lead Secondary
Molybdenum Primary
Zinc Critical Secondary

Materials information

Materials Type of material
Chalcopyrite Unknown
Molybdenite Unknown

Nearby scientific data

Ore Body (1) -109.97144, 29.87239

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 BRECCIA FILL
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Date of Last Modification 840828

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant Yes
Discovery year 1966
Year of first production 1981
Milling method Flotation

Ownership information

  • Type Operator
    Owner Minera Cumobabi, S. A. De C. V.
    Home office Mexico
    Year 1992
  • Type Owner
    Owner Grupo Frisco
    Interest 100
    Home office Mexico
    Year 1992

Production statistics

  • Year 1981
    Description Molybdenum Concentrate Grade Is 54 Pct. 307000 Mt Of Ore Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Molybdenum Molybdenum 307000mt 54wt-pct
  • Year 1982
    Description Copper Concentrate Grade Is 18 Pct. 700000 Mt Of Ore Per Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Copper Copper 700000mt 18wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1983
    Indicated 207423000mt ore
    Demonstrated 207423000mt ore
    Total resources 207423000mt ore
    Commodity Subtype Grade units Group Importance Year
    Molybdenum Mo 0.053 wt-pct Molybdenum Major 1983
    Copper Cu 0.115 wt-pct Copper Minor 1983

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Capacity 2800
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 50000
    Unit Production Cost 2.37
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 3
    Year of Information 1982

Reference information

Bibliographic references

  • Reserve-Resource

    PAZOUR, DONALD A. MEXICO JOINS MOLY LEAGUE COMOBABI NOW

  • Reserve-Resource

    MINING ORE. WORLD MINING, JULY 1980.

  • Deposit

    ENGINEERING AND MINING JOURNAL, 11/80, P. 165, 167.

  • Deposit

    OLIVO DEL RIO, HECTOR H., MARTINEZ VILLA, JESUS CARLOS, AND

  • Deposit

    VIZCURRA SAENZ, MIGUEL ANGEL, "CAMOBABI", 3/86,

  • Deposit

    PP. 9-30, IN "MINAS MEXICANAS", TOMO 3, 1987, AMERICAN

  • Deposit

    INSTITUTE OF MINING METALLURGICAL AND PETROLEUM

  • Deposit

    ENGINEERS, SECCION MEXICO, SOCIETY OF ECONOMIC

  • Deposit

    GEOLOGISTS.

General comments

Subject category Comment text
Deposit SAME AS USGS MRDS MX00346

Reporter information

Type Date Name Affiliation Comment
Reporter 11-OCT-95 C M P U.S. Bureau of Mines

Beyond USGS

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