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nepheliniteenUK
neph·e·lin·ite N0061000 (nĕf′ə-lĭ-nīt′)n. An igneous rock consisting chiefly of pyroxene and nepheline.nephelinite (ˈnɛfɪlɪˌnaɪt) n (Geological Science) a fine-grained basic laval rock consisting of pyroxene and nephelineneph•e•lin•ite (ˈnɛf ə ləˌnaɪt)
n. a fine-grained, dark rock of volcanic origin, essentially a basalt containing nepheline but no feldspar and little or no olivine. [1860–65] neph`e•li•nit′ic (-ˈnɪt ɪk) adj. Thesaurus| Noun | 1. | nephelinite - an igneous rock consisting of nepheline and pyroxenemineral - solid homogeneous inorganic substances occurring in nature having a definite chemical compositionnepheline, nephelite - a whitish mineral consisting of sodium aluminum silicate or potassium aluminum silicate in crystalline form; used in the manufacture of ceramics and enamelspyroxene - any of a group of crystalline silicate mineral common in igneous and metamorphic rocks |
nepheliniteenUK
nephelinite[ne′fel·ə‚nīt] (petrology) A dark-colored, aphanitic rock of volcanic origin, composed essentially of nepheline and pyroxene; texture is usually porphyritic with large crystals of augite and nepheline in a very-fine-grained matrix. nepheliniteenUK
Related to nephelinite: Olivine nepheliniteWords related to nephelinitenoun an igneous rock consisting of nepheline and pyroxeneRelated Words- mineral
- nepheline
- nephelite
- pyroxene
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