milarite

noun

mi·​lar·​ite

ˈmēˌläˌrīt,

ˈmiləˌr-

plural -s

: a mineral K₂Ca₄Be₄Al₂Si₂₄O₆₂‧H₂O consisting of a hydrous silicate of potassium, calcium, beryllium, and aluminum occurring in glassy hexagonal crystals

Word History

Etymology

German milarit, from Val Milar, Switzerland + German -it -ite

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