Accueil >  Term: cryolite
cryolite

A monoclinic mineral, Na3AlF6; waxy colorless to white (disappears in water owing to low refractive index); soft; in veinlike cleavable masses in granite at Ivigtut, Greenland.

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Créateur

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 points
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