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Bayan Obo Mine

Producer in Nei Mongol* (Inner Mongolia), China with commodities Iron, REE
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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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Production statistics
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10085044
MRDS ID W700544
Record type Site
Current site name Bayan Obo Mine

Geographic coordinates

Geographic coordinates: 109.99944, 41.63147 (WGS84)

Site location context

Political divisions (FIPS codes)

Nei Mongol* (Inner Mongolia)(province)

China(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
China Nei Mongol* (Inner Mongolia)

Commodities

Commodity Importance
Iron Primary
REE Critical Secondary

Materials information

Materials Type of material
Bastnaesite Ore
Magnetite Ore
Monazite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name H8-Dolomite
    Rock description H8-Dolomite

Nearby scientific data

(1) 109.99944, 41.63147
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Economic information

Comments on the geologic information

  • ORE BODIES OCCUR IN A RIFT SETTING

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1927

Production statistics

  • Year 1987
    Material RARE EARTHS OXIDES
    Accuracy Estimate
    Description Ap_Grade: ^17% Ree Oxides
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major REE REE 17wt-pct
  • Year 1987
    Material ORE FE
    Accuracy Estimate
    Description Ap_Grade: ^33% Fe
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Iron Iron 33wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1987
    Total resources 680272000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 33 wt-pct Iron Major 1987
  • Type In-situ
    Estimate year 1987
    Total resources 45351000mt ore
    Commodity Subtype Grade units Group Importance Year
    REE REE 7 wt-pct REE Minor 1987

Reference information

Bibliographic references

  • Deposit

    DREW, L. J., MENG, Q., AND SUN, W., 1989, GEOLOGIC SETTING OF IRON-NIOBIUM-RARE-EARTH OREBODIES AT BAYAN OBO, INNER MONGOLIA, CHINA: USGS CIR. 1035, P. 14-15

  • Production

    MMI-CHINA

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1989 Drew, L. J. U.S. Geological Survey

Beyond USGS

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

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