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Sample n° 13488

Minerals found in the sample
Mineral Formula Category Subcategory Importance
GAHNITE ZnAl2O4 oxides and hydroxides spinel major
URANINITE UO2 oxides and hydroxides - major
QUARTZ SiO2 tektosilicates - minor
URANOPHANE Ca(UO2)2(SiO3OH)2•5H2O nesosilicates - minor
Description
Description: sample with uraninite (partly orange), gahnite as black material with greenish lustre and as white powder in centre of uraninite, massive yellow uranophane
Origin
  • Country: USA
  • Region: Colorado
  • Locality: Colorado (?)
Specification
  • Donors: Ecole Royale Militaire
    Donation year: 1977
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 2 x 2 cm
  • Dimension code 1>2>3: 3
    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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