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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Ouenza

Producer in Annaba, Algeria with commodity Iron
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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. Ownership information
  11. Reserves and resources
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10256310
MAS/MILS ID 7210250005
Record type Site
Current site name Ouenza
Alternate or previous names Djebel Ouenza

Geographic coordinates

Point of reference Town
Geographic coordinates: 8.11847, 35.96587 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Annaba(province)

Algeria(country)

Africa(continent)

Land(continent)

Geographic areas

Country State
Algeria Annaba

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Calcite Unknown
Goethite Unknown
Hematite Unknown
Pyrite Unknown
Siderite Unknown

Nearby scientific data

Town (1) 8.11847, 35.96587
ListMap

Economic information

Ore body information

  • Thickness 82M
    Length 800M
    Width 325M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin OXIDATION
    Primary Ore Control FOLDING
    Secondary Ore Control FRACTURING
    Date of Last Modification 860620

Comments on the geologic information

  • THE ORIGIN OF THE ORE VEINS RESULTED FROM A PHENOMENON OF SUBSTITUTION CAUSED BY FRACTURES; THE LIMESTONE WAS TRANS- FORMED INTO IRON CARBONATE (SIDERITE) BY THE ACTION OF IRON PYRITES, AND OXIDIZED AFTERWARDS INTO HEMATITE.

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1915
Year of first production 1919

Ownership information

  • Type Owner-Operator
    Owner Sonarem - Algerian State Owned
    Interest 100
    Year 1982

Comments on the production information

  • THE PRODUCT DISTRIBUTION IS AS FOLLOWS: EUROPE 49%, COMMUNIST BLOCK 43%, AND UNITED KINGDOM 7%.
  • THE CHAGOURA DEPOSIT WILL BE MINED INITIALLY FOLLOWED BY THE BARBE DEPOSIT.
  • PRODUCES 2.3-2.8 MMT @ 53-60% FE IN 1994.

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Measured 51100000mt ore
    Demonstrated 51100000mt ore
    Total resources 51100000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 55 wt-pct Iron Major 1982
    Iron Fe 55 wt-pct Iron Major 1982

Comments on the reserve resource information

  • PLANS TO INCREASE CAP. TO 5,000,000 MTPY RESERVE FIGURE IS FOR OUENZA & BOU KHADRA, GRADE RANGE OF 53-60% FE, AS OF 1989. BOU KHADRA KHANGUET IS WITH THE OUENZA MINE AND OPERATES AT A 4.2 MILLION TPY CAPACITY SUPPLIES 75% OF ALGERIAN FE PRODUCTION. STRIPPING RATIO 2:1 ORE: WASTE OPERATES 2 24HR/S DAY, 300 D/YR. BY OPEN PIT MINING.
  • THE OVERALL RESERVES FOR THIS DEPOSIT IS 51.1 MILLION METRIC TONS OF WHICH THE CHAGOURA DEPOSIT RESERVES ARE 21.1 MILLION METRIC TONS AND THE BARBE DEPOSIT RESERVES ARE 30.0 MILLION METRIC TONS. THE CHAGOURA DEPOSIT HAS A GRADE OF 57% AND THE BARBE DEPOSIT HAS A GRADE OF 53%, THE OVERALL GRADE IS 55%. 1989 RES: 100 MMT..

Workings at the site

  • Type of workings Surface
    Area 51.5HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Mining Method OPEN PIT
    Percent Waste Rock 33
    Capacity 16700
    Capacity Units MT ORE/DAY
    Unit Production Cost 3.03
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1982

Reference information

Bibliographic references

  • Deposit

    MINING JOURNAL REASEARCH SERVICE. OCT 6, 1994. REPORT

  • Deposit

    COMPILED FOR LAWRENCE LIVERMORE NATIONAL LAB.

  • Deposit

    ECONOMIC GEOLOGY. SEPT.-OCT. 1927, PP. 537-540.

  • Deposit

    SURVEY OF IRON ORE RESOURCES. UNITED NATIONS. 1970, PP.64

  • Deposit

    USGS. MINERAL RESOURCES DATA SYSTEM (MRDS). 1994.

  • Deposit

    MINING MAGAZINE. AUG. 1969, P. 126.

  • Deposit

    U.S. DEPT. OF STATE. UNCLASSIFIED AIRGRAM. 1979.

  • Deposit

    U.S. BUREAU OF MINES. MINERALS YEARBOOK 1993. CH. ON

  • Deposit

    ALGERIA.

  • Deposit

    EUROPA PUBLICATIONS LTD, THE MIDDLE EAST AND NORTH AFRICA

  • Deposit

    1994. 40TH ED. CH. ON ALGERIA.

  • Deposit

    METAL BULLETIN, OUENZA OF ALGERIA, LONDON, JUNE 19, 1962,

  • Deposit

    4 PAGES.

  • Deposit

    WORLD MINING, ALGERIA, APRIL, 1979.

  • Deposit

    E&MJ, ALGERIA, APRIL, 1979.

General comments

Subject category Comment text
Deposit LOCATION 30KM FROM BOU KHADRA

Reporter information

Type Date Name Affiliation Comment
Reporter 23-SEP-1996 Wilburn, David R. 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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