phengite
Meanings
noun
- Any of a series of dioctahedral micas of composition K(AlMg)₂(OH)₂(SiAl)₄O₁₀, similar to muscovite but with addition of magnesium.
Pronunciation
Word forms
Etymology
From Latin phengites, from Ancient Greek φέγγος (phéngos). Doublet of fengite.
Derived words
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