Mineralogy Database

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Sample n° 10115

Minerals found in the sample
Mineral Formula Category Subcategory Importance
ROSCOELITE KV3+2(Si3Al)O10(OH)2 phyllosilicates mica major
BARYTE Ba(SO4) sulfates - minor
Description
Description: sample with roscoelite as grey powder, some brown baryte crystals (radioactive sample)
Origin
  • Country: Gabon
  • Region: Mounana
  • Locality:
Specification
  • Donors: BRGM
    Donation year: 1964
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 10 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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