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Sample n° 12915

Minerals found in the sample
Mineral Formula Category Subcategory Importance
FRANCEVILLITE Ba(UO2)2(VO4)2•5H2O vanadates - major
MOTTRAMITE PbCu(VO4)(OH) vanadates - minor
Description
Description: sample with francevillite as crystals and impregnations, crust of black mottramite crystals, on sandstone
Origin
  • Country: Gabon
  • Region: Mounana
  • Locality:
Specification
  • Donors: Bariand
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: 2
    Size: 15 x 7 cm, 9 x 6 cm
  • Dimension code 1>2>3: 2
    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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