Mineralogy Database

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Sample n° 3119

Minerals found in the sample
Mineral Formula Category Subcategory Importance
COLUMBITE (Fe,Mg,Mn)Nb2O6 oxides and hydroxides - major
TANTALITE (Fe2+,Mn2+)Ta2O6 oxides and hydroxides - major
Description
Description: concentrate
Origin
  • Country: Congo (RDC)
  • Region: Katanga
  • Locality: Manono
Specification
  • Donors: Géomines Bernard
    Donation year: 1952
  • Sampling year: 1951
    Registration date:
  • Quantity: 2
    Size:
  • Dimension code 1>2>3: 2
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no
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