Mineralogy Database

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1097 samples matching your criteria

  • Sample n°9373 : block of earthy pink feldspar (15 cm) with green muscovite plates
    Minerals: MUSCOVITE QUARTZ MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9439 : large block of pegmatite
    Minerals: MUSCOVITE QUARTZ
    Year: 1961
    Country: Rwanda
  • Sample n°9462 : broken green prismatic crystals in lepodolite-bearing pegmatite
    Minerals: ELBAITE LEPIDOLITE QUARTZ
    Year: 1961
    Country: Rwanda
  • Sample n°9466 : aggregate of grey crystals (1 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9502 : breccious black quartz (12 cm)
    Minerals: HETEROSITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9503 : blocks of vitreous and smoky quartz (10 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9511 : white block
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9514 : bluish blocks (5-10 cm)
    Minerals: MONTEBRASITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9526 : block with clear pyramidal crystals (30 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9527 : block with pyramidal crystals (15 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
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