English

Sugilite

Noun

sugilite ‎(uncountable)

1. (mineralogy) A mineral with hexagonal crystals, often pink or purple but can have different colors, KNa₂(Fe²⁺,Mn²⁺,Al)₂Li₃Si₁₂O₃₀.

1. ↑ Richard V. Gaines, H. Catherine W. Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig: Dana's new mineralogy, John Wiley & Sons, 1997

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