Mineralogy Database

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482 samples matching your criteria

  • Sample n°11375 : specuar granular block (12 cm)
    Minerals: HEMATITE
    Year: 1967
    Country: Italy
  • Sample n°11427 : sample with well-developed guilleminite crystals, olive-green and black demesmaekerite crystals, derriksite crystals in bundles, red fibrous hematite crusts
    Minerals: DEMESMAEKERITE DERRIKSITE GUILLEMINITE DIGENITE HEMATITE MALACHITE
    Year: 1967
    Country: Congo (RDC)
  • Sample n°11508 : sample with aggregates of acicular cuprosklodowskite crystals
    Minerals: CUPROSKLODOWSKITE HEMATITE MALACHITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11520.1 : sample with dark green vandenbrandeite crystals, yellow guilleminite crystals on malachite, amber-coloured kasolite crystals on guilleminite, blue-green malachite crystals resembling vandenbrandeite, rust-coloured hematite
    Minerals: GUILLEMINITE KASOLITE VANDENBRANDEITE DIGENITE HEMATITE MALACHITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11520.2 : sample with vandenbrandeite crystals, guilleminite, orange kasolite crystals, brown hematite
    Minerals: GUILLEMINITE VANDENBRANDEITE DIGENITE HEMATITE KASOLITE MALACHITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11523 : sample with layer of soddyite crystals (2 by 2 cm)
    Minerals: SODDYITE HEMATITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11536 : purple ore
    Minerals: HEMATITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11538 : sample with bundles of cuprosklodowskite needles, yellow to brown fibrous kasolite, honey-coloured wulfenite
    Minerals: CUPROSKLODOWSKITE KASOLITE DIGENITE HEMATITE MALACHITE WULFENITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11620 : brown crystalline block (10 cm)
    Minerals: SIDERITE HEMATITE
    Year: 1967
    Country: Austria
  • Sample n°11641 : thin green crust on iron oxide substrate
    Minerals: HEMATITE NEPOUITE
    Year: 1967
    Country: Austria
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