Mineralogy Database

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1547 samples matching your criteria

  • Sample n°4628 : debris of yellowish prismatic crystals (3 cm)
    Minerals: TOPAZ
    Year: 1954
    Country: Rwanda
  • Sample n°4630 : yellow aggregate (3 cm)
    Minerals: TOPAZ
    Year: 1954
    Country: Rwanda
  • Sample n°4639 : concentrate (1 cm)
    Minerals: STAUROLITE
    Year: 1954
    Country: Rwanda
  • Sample n°4640 : cross-shaped twinning of prismatic crystals (2 cm)
    Minerals: STAUROLITE
    Year: 1954
    Country: Rwanda
  • Sample n°4641 : brown prismatic crystals (4 cm)
    Minerals: STAUROLITE
    Year: 1954
    Country: Rwanda
  • Sample n°4642 : rust-coloured prismatic crystals (5 cm) in schist
    Minerals: STAUROLITE
    Year: 1954
    Country: Rwanda
  • Sample n°4644 : block of parallel needles (12 cm)
    Minerals: KYANITE
    Year: 1954
    Country: Rwanda
  • Sample n°4659 : pink stony prismatic crystal (15 cm)
    Minerals: BERYL
    Year: 1954
    Country: Rwanda
  • Sample n°4668 : double-terminated black prismatic crystal (3 cm)
    Minerals: HORNBLENDE
    Year:
    Country: Rwanda
  • Sample n°4672 : micaceous talc (5 cm)
    Minerals: TALC
    Year: 1954
    Country: Rwanda
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