Mineralogy Database

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190 samples matching your criteria

  • Sample n°1993 : green prismatic crystals in vein quartz
    Minerals: ELBAITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1994 : debris of black prismatic crystals (2 cm) on quartz
    Minerals: TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°1995 : prismatic crystals with two or three colours (1-5 cm), var. rubellite, var. achroite
    Minerals: ELBAITE
    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°2008 : black fragments (1 cm)
    Minerals: ILMENITE
    Year:
    Country: Congo (RDC)
  • Sample n°2015 : crystals (1-4 cm)
    Minerals: TAPIOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°2016 : plates (1-4 cm) as chevron aggregates
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°2020 : pink plates (15 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°2023 : black spots and dull shapeless crystals in pegmatite
    Minerals: BERYL TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°2030 : blue and green massive material
    Minerals: CHRYSOCOLLA MALACHITE
    Year:
    Country: Congo (RDC)
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