- nephelite-tephrite
- нефелиновый тефрит
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Tephrite — Teph rite, n. [Gr. ? ashes.] (Geol.) An igneous rock consisting essentially of plagioclase and either leucite or nephelite, or both. [1913 Webster] … The Collaborative International Dictionary of English