tektosilicate

American

[tek-toh-sil-i-kit, -kayt] / ˌtɛk toʊˈsɪl ɪ kɪt, -ˌkeɪt /

Or tectosilicate

noun

Mineralogy.

any silicate in which each tetrahedral group shares all its oxygen atoms with neighboring groups, the ratio of silicon to oxygen being 1 to 2.

< Greek tēktó ( s ) molten + silicate

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023