Mineralogy Database

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4 samples matching your criteria

  • Sample n°14439 : stacked prismatic crystals with iron oxide coatings on block (6 cm)
    Minerals: QUARTZ
    Year: 1986
    Country: Congo (RDC)
  • Sample n°19552 : tabular crystals
    Minerals: GOETHITE
    Year: 2021
    Country: Congo (RDC)
  • Sample n°19938 : crystals with iron oxide coatings
    Minerals: QUARTZ
    Year: 2022
    Country: Congo (RDC)
  • Sample n°19992 : pseudomorphs after groups of intergrown pyrite crystals
    Minerals: GOETHITE
    Year: 2023
    Country: Congo (RDC)
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