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

Kalimbi Hill - Three Hills Area

Past Producer in Ghana with commodity Manganese
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10003806
MRDS ID AD00139
Record type Site
Current site name Kalimbi Hill - Three Hills Area

Geographic coordinates

Point of reference Approximate
Geographic coordinates: -1.20585, 7.96085 (WGS84)

Site location context

Political divisions (FIPS codes)

Ghana(country)

Africa(continent)

Land(continent)

Geographic areas

Country
Ghana

Comments on the location information

  • EASTERN BANK OF BLACK VOLTA, SOUTH OF BOLE

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Pyrolusite Ore
Spessartite Ore
Chlorite Gangue
Quartz Gangue

Alteration

  • (Local) Metamorphosis, Oxidation

Analytical data

Result MINING GRADE (3 MILLION TONS): 32% MN, 3% FE, 27% SIO2, 0.04% P, LOW GRADE (ABOUT 1 MILLION TONS): 17% MN, 5% FE, 43% SIO2, 0.04%

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Phyllite
    Rock unit name Birrimian
    Rock description Birrimian
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale

Nearby scientific data

Approximate (1) -1.20585, 7.96085
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Economic information

Geologic structures

Type of structure Regional
Structure description Synclines/Anticlines

Ore body information

  • General form LENTICULAR
    Dip STEEP ANGLES
    Length 800M

Controls for ore emplacement

  • Confined To Synclines, Deposit Interrupted By Anticlines

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No

Mining district

District name Western Gonja District

Reference information

Bibliographic references

  • Deposit

    ANONYMOUS, 1964-65 (PRINTED 1970): GEOLOGICAL SURVEY OF GHANA, REPORT 30-31

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1990 Pracejus, Bernard.M. Adelaide University

Beyond USGS

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

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