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nephelinite

noun

nephelinite

noun

Etymology From nepheline + -ite.

1

Geography, Geology, Natural sciences A darkish, finely crystalline rock of volcanic origin, being a mixture of nepheline and pyroxene

Derived terms
leuconephelinite, melanephelinite, nephelinitic

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.