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Wologisi

Prospect in Liberia with commodity Iron
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Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
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. Reporter information

Geologic information

Identification information

Deposit ID 10304559
MAS/MILS ID 7650250001
Record type Site
Current site name Wologisi
Alternate or previous names Wologosi

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -10.49859, 7.50107 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

Liberia(country)

Geographic areas

Country
Liberia

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Unknown
Magnetite Unknown

Nearby scientific data

Ore Body (1) -10.49859, 7.50107
ListMap

Economic information

Ore body information

  • Thickness 450M
    Length 2700M
    Width 700M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin METAMORPHISM
    Primary Ore Control FOLDING
    Degree of Wallrock Alter. SLIGHT
    Date of Last Modification 860620

Comments on the geologic information

  • THE UPPER ORE SEAM CONSISTS OF WEATHERED ORE WHICH IS SOFT IN TEXTURE AND RELATIVELY HIGH IN FE CONTENT. THE LOWER ORE SEAM CONTAINS PRIMARY ORE WHICH IS HARD AND RELATIVELY LOW IN FE CONTENT.

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant Yes

Ownership information

  • Type Owner
    Owner Kawaski Steel
    Interest 50
    Year 1982
  • Type Owner
    Owner C. Itoh
    Interest 20
    Year 1982
  • Type Owner
    Owner Nissho-Iwai
    Interest 20
    Year 1982
  • Type Owner
    Owner Marubeni
    Interest 5
    Year 1982
  • Type Owner
    Owner Tayo Menka
    Interest 5
    Year 1982

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Measured 825000000mt ore
    Demonstrated 825000000mt ore
    Total resources 825000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 33.7 wt-pct Iron Major 1981

Comments on the reserve resource information

  • THIS DEPOSIT CONSISTS OF TWO ORE BEARING SEAMS. THE UPPER SEAM CONTAINS 280 MILLION METRIC TONS OF 39% GRADE FE ORE AND THE LOWER SEAM CONTAINS 545 MILLION METRIC TONS OF 31% IRON ORE. THE AVERAGE FE ORE GRADE USED IN THIS REPORT, IS 33.7% FE.
  • POTENTIAL ORE TONNAGE SAID TO BE 1,100,000,000 MT AT 35% OTHER COMPANY NAME: KAWASAKI STEEL.

Workings at the site

  • Type of workings Surface
    Area 189HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Mining Method OPEN PIT
    Percent Waste Rock 12
    Capacity 65700
    Capacity Units MT ORE/DAY
    Unit Production Cost 2.91
    Units of Production $/MT ORE
    Operating Days per Year 280
    Operating Shifts per Day 2
    Year of Information 1982

Comments on other economic factors

  • THE CONCENTRATE WILL BE TRANSPORTED AS SLURRY BY AN OVERLAND PIPELINE, MOST LIKELY TO THE PORT OF MONROVIA.
  • WOLOGOSI IS CURRENTLY A NON-PRODUCING PROPERTY. THE COST AND CAPACITY INFORMATION LISTED HERE IS ESTIMATED FOR THE YEAR 1992, WHEN THE PROPERTY IS EXPECTED TO BE IN FULL PRODUCTION. THE FIRST EXPECTED YEAR OF PRODUCTION IS 1990.

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 26-JAN-1995 Bolis 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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