Mineralogy Database

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402 samples matching your criteria

  • Sample n°9376 : pink block (15 cm) with green mineral
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9388 : pink block with prominent cleavage (12 cm)
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9392 : feldspar with saccharoidal texture, with pervasive black schorl
    Minerals: SCHORL FELDSPAR
    Year:
    Country: Rwanda
  • Sample n°9394 : black crystals and aggregates in granular feldspar
    Minerals: SCHORL
    Year:
    Country: Rwanda
  • Sample n°9406 : powdery pink fragment (13 cm)
    Minerals: ALBITE
    Year:
    Country: Rwanda
  • Sample n°9410 : pink saccharoidal block with albitisation (15 cm)
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9412 : purple muscovitite (25 cm)
    Minerals: LEPIDOLITE
    Year:
    Country: Rwanda
  • Sample n°9413 : white block (25 cm) with white to pale green wavellite veins
    Minerals: MONTEBRASITE NATROMONTEBRASITE WAVELLITE
    Year:
    Country: Rwanda
  • Sample n°9414 : white block (16 cm)
    Minerals: AMBLYGONITE
    Year: 1961
    Country: Rwanda
  • Sample n°9415 : white block (6 cm)
    Minerals: AMBLYGONITE
    Year: 1961
    Country: Rwanda
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