EXAMPLE SENTENCES | ||
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长石;白榴石;霞石及霞石正长岩;萤石(氟石)。 Feldspar; leucite; nepheline and nepheline syenite; fluorspar. | ||
此外,还有矿物组合与辉长岩相似的辉长伟晶岩;与霞石正长石相似的霞石正长伟晶岩等等。 In addition, mineral assemblage and gabbro similar to gabbro pegmatite; and nepheline syenite nepheline syenite rock similar pegmatite and so on. | ||
霞石为典型的碱性矿物,主要生成于碱性岩及其伟晶岩中。 Nepheline is a typical kind of alkaline mineral, which forms mainly in alkaline deposit and its pegmatite. | ||
本区富钾火山岩中浅色矿物有碱性长石、白榴石和霞石。 The light - colored minerals of K -rich volcanic rocks in this area are alkaline feldspar, leucite and nepheline. | ||
以霞石正长岩为代表,研究了含碱集料对碱-硅酸反应膨胀的影响。 As a representative alkaline aggregate, nepheline was selected and the effect of it on the expansion of alkali-silica reaction was studied. | ||
在铝土矿烧结过程中添加部分霞石矿,以补充碱的消耗,同时达到处理霞石的目的。 Addition of partial nephelite during bauxite sintering could not only make up consumption of soda, but also attain purpose for treating nephelite. | ||