Mineralogy Database

Search |  About the mineralogy database |  Contact

953 samples matching your criteria

  • Sample n°9066 : isolated black crystals (1 cm) and aggregates in vein quartz
    Minerals: COLUMBITE TANTALITE
    Year: 1962
    Country: Rwanda
  • Sample n°9067 : altered pyrite cubes (1 cm)
    Minerals: SCHORL
    Year: 1962
    Country: Rwanda
  • Sample n°9077 : grey fragments (7 cm)
    Minerals: BISMUTITE
    Year: 1962
    Country: Rwanda
  • Sample n°9083 : tourmaline needles and tabular wolframite crystals in geodic quartz
    Minerals: WOLFRAMITE TOURMALINE
    Year: 1962
    Country: Rwanda
  • Sample n°9084 : blue crystals (1 cm) in pegmatite
    Minerals: APATITE
    Year: 1962
    Country: Rwanda
  • Sample n°9085 : crystals with black cross (1-5 cm), var. chiastolite
    Minerals: ANDALUSITE
    Year: 1962
    Country: Rwanda
  • Sample n°9086 : white and pale green stony prismatic crystals (2-8 cm)
    Minerals: BERYL
    Year: 1962
    Country: Rwanda
  • Sample n°9087 : white block (12 cm), var. steatite
    Minerals: TALC
    Year: 1962
    Country: Rwanda
  • Sample n°9090 : greenish block (7 cm)
    Minerals: BRAZILIANITE
    Year: 1962
    Country: Rwanda
  • Sample n°9118 : large dark crystal, glassy lustre
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
Previous page