Mineralogy Database

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442 samples matching your criteria

  • Sample n°2436 : parallel corroded tabular crystals
    Minerals: MICROCLINE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2437 : block of parallel corroded tabular crystals
    Minerals: MICROCLINE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2439 : tabular crystals (4 cm)
    Minerals: MUSCOVITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2441 : debris
    Minerals: TOURMALINE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2442 : debris of crystals
    Minerals: TOURMALINE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2443 : stacked green tabular crystals (10 cm)
    Minerals: KYANITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2444 : pirogue-shaped concretion
    Minerals: GOETHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2445 : black octahedral crystals (1 cm)
    Minerals: MAGNETITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2446 : concentrate
    Minerals: MAGNETITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2447 : concentrate
    Minerals: MAGNETITE
    Year: 1937
    Country: Congo (RDC)
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