Mineralogy Database

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Sample n° 4429

Minerals found in the sample
Mineral Formula Category Subcategory Importance
GOETHITE FeO(OH) oxides and hydroxides - major
Description
Description: crystals (1-5 mm), as alteration products of pyrite
Origin
  • Country: Congo (RDC)
  • Region: Kasai
  • Locality: Mbuji-Mayi
Specification
  • Donors: Polinard
    Donation year: 1954
  • Sampling year:
    Registration date:
  • Quantity: X
    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