Mineralogy Database

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1097 samples matching your criteria

  • Sample n°1989 : heterogeneous fragment with green prismatic beryl crystals (var. emerald) and black tourmaline needles
    Minerals: BERYL QUARTZ TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°1990 : brown cassiterite crystals (3 cm), black tourmaline needles, pink prismatic beryl crystals (4 cm)
    Minerals: CASSITERITE TOURMALINE BERYL QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1993 : green prismatic crystals in vein quartz
    Minerals: ELBAITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2006 : black plates (4 cm) in block of greisen (12 cm)
    Minerals: TANTALITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°2007 : black tabular crystals (2 cm) in micaceous quartz
    Minerals: TANTALITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°2011 : shapeless debris
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2042 : scattered scheelite in vein quartz
    Minerals: SCHEELITE QUARTZ
    Year:
    Country: Zimbabwe
  • Sample n°2044 : plate with clear crystals (3 cm)
    Minerals: QUARTZ
    Year: 1943
    Country: South Africa
  • Sample n°2066 : geode with quartz crystals and siderite
    Minerals: SIDERITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2067 : geode with quartz crystals and siderite
    Minerals: SIDERITE QUARTZ
    Year:
    Country: Congo (RDC)
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