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Sample n° 6179

Minerals found in the sample
Mineral Formula Category Subcategory Importance
PHURALUMITE Al2(UO2)3(PO4)2(OH)6•10H2O phosphates - major
COLUMBITE (Fe,Mg,Mn)Nb2O6 oxides and hydroxides - minor
TANTALITE (Fe2+,Mn2+)Ta2O6 oxides and hydroxides - minor
Description
Description: sample with yellow transparent tabular phuralumite crystals
Origin
  • Country: Congo (RDC)
  • Region: Kivu
  • Locality: Mwenga, Kobokobo
Specification
  • Donors: van Wambeke
    Donation year: 1958
  • Sampling year:
    Registration date:
  • Quantity: 2
    Size: 3 x 2 cm
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: yes
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: yes
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