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Sample n° 12120

Minerals found in the sample
Mineral Formula Category Subcategory Importance
COFFINITE U(SiO4)•2H2O nesosilicates - major
URANINITE UO2 oxides and hydroxides - major
META-AUTUNITE Ca(UO2)2(PO4)2•2-6H2O phosphates - minor
Description
Description: sample with mixed black uraninite and coffinite in granite with muscovite and biotite
Origin
  • Country: France
  • Region: Haute-Vienne
  • Locality: Les Brugeauds
Specification
  • Donors: Art
    Donation year: 1969
  • Sampling year:
    Registration date:
  • Quantity: 2
    Size: 15 x 13 cm, 15 x 12 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