Mineralogy Database

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292 samples matching your criteria

  • Sample n°19974 : crystals in quartz
    Minerals: TOURMALINE
    Year: 2023
    Country: Congo (RDC)
  • Sample n°20075 : interlocking green prismatic crystals
    Minerals: TOURMALINE
    Year: 2023
    Country: Mexico
  • Sample n°20305 : secondary tungsten minerals, in vein quartz with associated tourmaline, identified by van Tassel
    Minerals: MEYMACITE HYDROKENOELSMOREITE TUNGSTITE TOURMALINE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°20307 : crystals in matrix
    Minerals: TOURMALINE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°20313 : veins
    Minerals: ARSENOPYRITE TOURMALINE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17622 : black elongated crystals in dolerite specimen
    Minerals: TOURMALINE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°16016 : cassiterite crystal with abundant associated tourmaline
    Minerals: CASSITERITE TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°16701 : micaschist with andalusite phenoblasts and tourmaline
    Minerals: ANDALUSITE TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°20348 : crystals in granular quartz
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°20349 : abundant fine-grained tourmaline in matrix
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
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