a. 火的,似火的,火成的
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- A rare plagioclase feldspar with high calcium oxide content occurring in igneous rocks.
钙长石是一种氧化钙含量很高很稀有的斜长石,多出现于火成岩中。收藏 - A dense igneous rock that consists mainly of olivine and is a source of magnesium.
纯橄榄岩一种密度大的大成岩,主要由橄榄石组成,是镁的一种来源收藏 - An igneous rock consisting chiefly of pyroxene and nepheline.
霞岩主要由辉石和霞石组成的火成岩收藏 - The heat and pressure from igneous intrusion cause the alteration of surrounding rocks.
入侵岩浆的热能和压力导致了围岩的变化。收藏 - The intrusion sequence for igneous rocks is indicated by crosscutting and inclusion relationships
火成岩的归入顺序由切割和包含关系来表示。收藏
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