olivine

名词 olivine:

1. a mineral consisting of magnesium iron silicate; a source of magnesium

ol.i.vine

n.（名词）
A mineral silicate of iron and magnesium, principally (Mg, Fe)2SiO 4, found in igneous and metamorphic rocks and used as a structural material in refractories and in cements. Also called chrysolite
橄榄石：一种由铁和镁元素构成的矿物质硅酸盐，分子式主要为(Mg,Fe)2SiO 4，可在火成岩和变质岩中找到，并作为建筑材料用于耐火材料和水泥中 也作 chrysolite

来源：
olive [from its color]
olive [源自其颜色]
-ine
-ine

【引伸】
ol.ivin.ic