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Sample n° 12920

Minerals found in the sample
Mineral Formula Category Subcategory Importance
FRANCEVILLITE Ba(UO2)2(VO4)2•5H2O vanadates - major
MOUNANAITE PbFe3+2(VO4)2(OH)2 vanadates - major
GOETHITE FeO(OH) oxides and hydroxides - minor
Description
Description: sample with small brown mounanaite crystals, francevillite as crystals and impregnations
Information: specimen from type locality
Origin
  • Country: Gabon
  • Region: Mounana
  • Locality:
Specification
  • Donors: Bariand
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 20 x 10 cm
  • Dimension code 1>2>3: 1
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: yes
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no
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