bn:00057284n
Noun Concept
Categories: Ultramafic rocks, Volcanic rocks, Igneous petrology
EN
nephelinite  Nephelinites  olivine nephelinite
EN
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EN
Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene. Wikipedia
Igneous rock most common in lavas of recent and Tertiary age, which have a fair amount of sodium Wikidata
WordNet 3.0 & Open English WordNet
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