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Sample n° 12919

Minerals found in the sample
Mineral Formula Category Subcategory Importance
FERVANITE Fe3+4V5+4O16•5H2O vanadium oxysalts - major
SCHUBNELITE Fe3+(V5+O4)•H2O vanadium oxysalts - major
Description
Description: sample with orange to beige fervanite nodules, schnubelite as bright black crystals to green powder, on radioactive sandstone
Origin
  • Country: Gabon
  • Region: Mounana
  • Locality:
Specification
  • Donors: Bariand
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 8 x 5 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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