Mineralogy Database

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4 samples matching your criteria

  • Sample n°13702 : crystals on debris (2 cm)
    Minerals: DUFRENITE SEGELERITE COLLINSITE JAHNSITE TOURMALINE
    Year: 1980
    Country: USA
  • Sample n°14073 : brown block (2 cm) with small white crystals
    Minerals: COLLINSITE ROBERTSITE
    Year: 1984
    Country: USA
  • Sample n°18461 : large well-developed crystal
    Minerals: COLLINSITE
    Year: 2017
    Country: Madagascar
  • Sample n°2012 : concentrate, with polished section
    Minerals: CASSITERITE COLLINSITE
    Year:
    Country: Congo (RDC)
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