Mineralogy Database

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330 samples matching your criteria

  • Sample n°985 : pink, stratified, var. steatite
    Minerals: TALC
    Year: 1937
    Country: Congo (RDC)
  • Sample n°987 : impregnations and small veins in limestone
    Minerals: MALACHITE CHALCOPYRITE GALENA
    Year: 1937
    Country: Congo (RDC)
  • Sample n°992 : blue-green coating on pink limestone
    Minerals: CHRYSOCOLLA
    Year: 1937
    Country: Congo (RDC)
  • Sample n°993 : blue crystals (1 cm) in limestone
    Minerals: QUARTZ
    Year: 1937
    Country: Congo (RDC)
  • Sample n°995 : ferruginous substrate with chalcocite and malachite veins
    Minerals: CHALCOCITE MALACHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°996 : ferruginous substrate with veins of copper minerals and quartz
    Minerals: DIOPTASE HEMATITE QUARTZ CHALCEDONY (quartz) CHRYSOCOLLA GOETHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°997 : network of small veins in ferruginous matrix
    Minerals: MALACHITE GOETHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°998 : debris of nodules (5 cm)
    Minerals: MALACHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°999 : fibrous crust
    Minerals: MALACHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°1000 : blue and green coatings
    Minerals: CHRYSOCOLLA
    Year: 1937
    Country: Congo (RDC)
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