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Sample n° 2872

Minerals found in the sample
Mineral Formula Category Subcategory Importance
VOLBORTHITE Cu3V2O7(OH)2•2H2O vanadates - major
Description
Description: green coating on earthy mass
Information: Guillemin, C., 1956. Contribution à la minéralogie des arséniates, phosphates et vanadates de cuivre. II. Phosphates et vanadates de cuivre. Bulletin de la Société Française de Minéralogie et de Cristallographie 79, 219-275.
Origin
  • Country: Angola
  • Region: Uige Province
  • Locality: Mavoio
Specification
  • Donors: Servicos de Geologia e Minas (Angola)
    Donation year: 1946
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 3
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no