Mineralogy Database

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4831 samples matching your criteria

  • Sample n°18909 : coarse-crystalline purplish calcite, on layered plancheite coating
    Minerals: CALCITE PLANCHEITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18910 : blue mass and crystals
    Minerals: CHALCOMENITE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18911 : large crystal on matrix
    Minerals: ALMANDINE
    Year: 2019
    Country: Congo (RDC)
  • Sample n°18913 : thin irregular coating, on RSC substrate
    Minerals: MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°18914 : fine-grained deposit, on RSC substrate
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°18915 : thick malachite coating, with some associated heterogenite
    Minerals: MALACHITE HETEROGENITE
    Year:
    Country: Congo (RDC)
  • Sample n°18916 : quartz crystals, covered with hematite
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18917 : coarse-crystalline fragment
    Minerals: DOLOMITE
    Year:
    Country: Congo (RDC)
  • Sample n°18918 : heterogenite mass with quartz crystals
    Minerals: HETEROGENITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18920 : fine-grained mass
    Minerals: HETEROGENITE
    Year:
    Country: Congo (RDC)
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