gmelinite

noun

gmelin·​ite

-ˌnīt

plural -s

: a mineral (Na₂,Ca)Al₂Si₄O₁₂.6H₂O consisting of a colorless or light-colored zeolite isomorphous with chabazite (hardness 4.5, specific gravity 2–2.2)

Word History

Etymology

Christian G. Gmelin †1860 German chemist + English -ite

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