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Sample n° 11402

Minerals found in the sample
Mineral Formula Category Subcategory Importance
CHALCOMENITE Cu(Se4+O3)•2H2O selenites and tellurites - major
DEMESMAEKERITE Pb2Cu5(UO2)2(Se4+O3)6(OH)6•2H2O selenites and tellurites - major
DERRIKSITE Cu4(UO2)(Se4+O3)2(OH)6 selenites and tellurites - major
GUILLEMINITE Ba(UO2)3(Se4+O3)2O2•3H2O selenites and tellurites - major
DIGENITE Cu1,8S sulfides and sulfosalts - minor
MALACHITE Cu2(CO3)(OH)2 carbonates - minor
Description
Description: sample with yellow guilleminite crystals, olive to dark green demesmaekerite, well-developed blue chalcomenite crystals, derriksite as small green-grey nodules in geode and as crust on malachite substrate
Origin
  • Country: Congo (RDC)
  • Region: Katanga
  • Locality: Musonoi
Specification
  • Donors: Gecomin Lubumbashi
    Donation year: 1967
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 15 x 10 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: yes
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