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

Sukulu Hills

Plant in Uganda with commodities Niobium (Columbium), Phosphorus-Phosphates
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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. Land status
  13. Ownership information
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10183274
MAS/MILS ID 7780650001
Record type Site
Current site name Sukulu Hills
Alternate or previous names Sukulu

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 32.15126, 0.68483 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

Uganda(country)

Geographic areas

Country
Uganda

Commodities

Commodity Importance
Niobium (Columbium) Critical Primary
Phosphorus-Phosphates Primary

Materials information

Materials Type of material
Apatite Unknown
Pyrochlore Unknown

Nearby scientific data

Ore Body (1) 32.15126, 0.68483
ListMap

Economic information

Ore body information

  • Thickness 56M
    Length 4000M
    Depth to top 56M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 LATERITE
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 OTHER
    Shape of Orebody #3 OTHER
    Primary mode of Origin RESIDUAL CONCENT
    Secondary mode of Origin OTHER
    Primary Ore Control OTHER
    Secondary Ore Control IGNEOUS
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 910823

Comments on the geologic information

  • THE LENGTH DATA FOR THE SUKULU HILLS DEPOSIT IS ACTUALY THE DIAMETER. THE ACTUAL ORE IS THE SOIL IN THE VALLEYS OF SULUKU HILLS. THE CARBONATITE ITS SELF HAS NOT BEEN MINED YET.

Economic information about the deposit and operations

Operation type Surface
Development status Plant
Commodity type Both
Significant Yes
Discovery year 1939
Mining method Bench (Berm)
Year of first production 1964
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Flotation

Comments on exploration

  • ACTUAL EXPLORATION METHODS ARE UNKNOWN.

Mining district

District name Sukulu

Mineral rights holdings

Type of mineral rights Minerals Only

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Sukulu Mines Ltd (Uganda Government)
    Interest 100
    Home office Uganda
    Year 1991

Comments on the production information

  • YIELDS DATA FOR PRODUCT A RECORD 1 IS IN TERMS OF CB-NIOBIUM NOT CB2O5. THE PYROCHLORE CONCENTRATE ASSAYS AT 53.9% CB2O5.

Reserves and resources

  • Type In-situ
    Estimate year 1985
    Measured 40000000mt ore
    Indicated 1000000mt ore
    Demonstrated 41000000mt ore
    Inferred 3000000mt ore
    Total resources 44000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 12.82 wt-pct Phosphorus Major 1985
    Niobium (Columbium) Cb 0.25 wt-pct Niobium (Columbium) Major 1985
  • Type In-situ
    Estimate year 1985
    Measured 90000000mt ore
    Indicated 17000000mt ore
    Demonstrated 107000000mt ore
    Inferred 13000000mt ore
    Total resources 120000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 13.29 wt-pct Phosphorus Major 1985
    Niobium (Columbium) Cb 0.19 wt-pct Niobium (Columbium) Major 1985
  • Type In-situ
    Estimate year 1985
    Indicated 38000000mt ore
    Demonstrated 38000000mt ore
    Total resources 38000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 11.25 wt-pct Phosphorus Major 1985
    Niobium (Columbium) Cb 0.36 wt-pct Niobium (Columbium) Major 1985
  • Type In-situ
    Estimate year 1988
    Indicated 200000000mt ore
    Demonstrated 200000000mt ore
    Total resources 200000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 40 wt-pct Phosphorus Major 1988
  • Type In-situ
    Estimate year 1990
    Indicated 230000000mt ore
    Demonstrated 230000000mt ore
    Total resources 230000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 12.8 wt-pct Phosphorus Major 1990
    Niobium (Columbium) Cb 0.24 wt-pct Niobium (Columbium) Major 1990
  • Type In-situ
    Estimate year 1988
    Indicated 230000000mt ore
    Demonstrated 230000000mt ore
    Total resources 230000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 13.08 wt-pct Phosphorus Major 1988
  • Type In-situ
    Estimate year 1985
    Indicated 2000000000mt ore
    Demonstrated 200000000mt ore
    Total resources 200000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 13 wt-pct Phosphorus Major 1985
    Niobium (Columbium) Cb 0.25 wt-pct Niobium (Columbium) Major 1985

Comments on the reserve resource information

  • THE COLUMBIUM-CB2O5 COMMODITY GRADE IS ACTUALY IN TERMS OF NIOBIUM-CB.
  • BOM DEMO. RESOURCE, OLD ADIT FILE SEQ # 7780650001B (P2O5); AT 35345000 MT AT 11.65% P2O5; RESERVE BASE WAS 35345000 MT.
  • 20-25% MAGNETITE AND 0.2% NB2O5 IN TRANSPORTED SOILS. PAST PRODUCER OF PHOSPHATE, HAS POTENTIAL FOR P2O5 REDEVELOPMENT. AND DEVELOPMENT OF COLUMBIUM -CB- NIOBIUM RESOURCE.
  • THE RESOURCE TONNAGE AND GRADE ARE BASED ON THE 1983-84 PROPERTY ECONOMIC EVALUATION AT THE 75% RESOURCE LEVEL.

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
    Percent Waste Rock 0
    Avg. Overburden Thickness 0
    Primary Material Cover SAND, GRAVEL
    Percentage 95
    Secondary Material Cover M-HARD ROCKS
    Percentage 5
    Avg. Bench Height (meters) 10
    Capacity 1600
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Operating Days per Year 260
    Operating Shifts per Day 3
    Year of Information 1984

Reference information

Bibliographic references

  • Reserve-Resource

    WORLD SURVEY OF PHOSPHATE DEPOSITS, 5 TH ED., BRITISH

  • Reserve-Resource

    SULPHUR, BRITISH SULPHUR CORP. LDT., SUKULU-SUKULU MINES

  • Reserve-Resource

    LTD., PAGE 135.

  • Reserve-Resource

    SAME REFERENCE AS RECORD NO. 1.

  • Reserve-Resource

    "THE OUTLOOK FOR FERTILIZERS IN SUB-SAHARAN AFRICA",

  • Reserve-Resource

    PRESENTED AT, "DEVELOPING COUNTRIES WORKING GROUP, JUNE

  • Reserve-Resource

    1988", AUGUST, 1988.

  • Reserve-Resource

    MINING JOURNAL, LONDON, SEPTEMBER 21, 1990, VOL 315, NO 8089

  • Reserve-Resource

    "DEVELOPMENT" PHOSPHATE PLANT FOR UGANDA, PAGES 213, 214.

  • Reserve-Resource

    PHOSPHORUS & POTASSIUM, NO. 156, JULY-AUGUST, 1988, UGANDA,

  • Reserve-Resource

    "REVIVAL OF SUKULU PROJECT MOOTED", PAGE 11.

  • Reserve-Resource

    MINING JOURNAL, AUGUST 2, 1985, PHOSPHATE, "TORORO HOPES

  • Reserve-Resource

    DASHED", PAGE 77.

Reporter information

Type Date Name Affiliation Comment
Reporter 19-NOV-96 Buckingham, David A. 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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