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elpidite

An orthorhombic mineral, Na2ZrSi6O15.3H2O; in fibrous, columnar, prismatic crystals in albitized nepheline-syenite pegmatites at Narsarsuk, Greenland; Kola Peninsula, Russia; Mont St. Hilare, PQ, Canada; and Tarbagatai, Kazakhstan.

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  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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