felspathoid

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English[edit]

Noun[edit]

felspathoid (countable and uncountable, plural felspathoids)

  1. Alternative form of feldspathoid
    • 1909, Samuel James Shand, Royal Scottish Museum, An Introduction to Petrography and Guide to the Collections of Rocks, page 45:
      The pulaskites occupy a position similar to that of larvikite between syenite and nepheline-syenite. Quartz is absent, while felspathoids are present in small quantities.

Adjective[edit]

felspathoid (not comparable)

  1. Alternative form of feldspathoid
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