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Sample n° 13733

Minerals found in the sample
Mineral Formula Category Subcategory Importance
METAZEUNERITE Cu(UO2)2(AsO4)2•8H2O arsenates - major
URANOPHANE Ca(UO2)2(SiO3OH)2•5H2O nesosilicates - major
HEMATITE Fe2O3 oxides and hydroxides - minor
Description
Description: sample with golden-yellow to white uranophane fibres, metazeunerite crystals enclosing uranophane needles
Origin
  • Country: Germany
  • Region: Baden-Württemberg
  • Locality: Black Forest, Menzenschwand, Krunkelbachtal Mine
Specification
  • Donors: Bultemann
    Donation year: 1980
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 7 x 7 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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