Mineralogy Database

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4831 samples matching your criteria

  • Sample n°18428 : groups of elongated crystals in fine-grained greisen
    Minerals: TOURMALINE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18429 : rounded fragments
    Minerals: AGATE (quartz)
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18430 : layered deposit
    Minerals: HEMATITE MAGNETITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18432 : massive
    Minerals: PYRITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18452 : occurrence in vein quartz
    Minerals: GALENA
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18453 : massive in quartz
    Minerals: CASSITERITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18457 : green and blue needles on cuprite
    Minerals: BROCHANTITE CONNELLITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18495 : quartz coating covering plancheite mass
    Minerals: PLANCHEITE QUARTZ
    Year: 2018
    Country: Congo (RDC)
  • Sample n°18497 : pinkish crust
    Minerals: BIEBERITE
    Year: 2018
    Country: Congo (RDC)
  • Sample n°18498 : blue fine-grained coating
    Minerals: CYANOTRICHITE
    Year: 2018
    Country: Congo (RDC)
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