专业释义英英释义
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透长石 - 引用次数：1
The mineral sequence of crystallization from early to late is ilmenite. hedenbergite. fayalite. sodian sanidine, quartz and arfvedsonite.3. The alkaline rhyolitic lava at Late Qixiangzhan Stage belongs to comendites of alkaline series, and its compositon is similar to the Tianwenfeng comenditic pumice.
矿物由早到晚的结晶顺序依次是：钛铁矿、钙铁辉石、铁橄榄石、钠透长石、石英和钠铁闪石；3．气象站期晚期碱流质熔岩是碱性系列的钠闪碱流岩，与天文峰期碱流质浮岩成分相似。
参考来源 - 长白山天池火山气象站期晚期碱流质熔岩流的特征及其成因正长石
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Sanidine
- abstract: Sanidine is the high temperature form of potassium feldspar (K,Na)(Si,Al)4O8. Sanidine most typically occurs in felsic volcanic rocks such as obsidian, rhyolite and trachyte.
以上来源于: WordNet
柯林斯英汉双解大词典
sanidine /ˈsænɪˌdiːn, -dɪn/
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1.
N an alkali feldspar that is a high-temperature glassy form of orthoclase in flat, tabular crystals, found in lavas and dykes. Formula: KAlSi3O8 透长石
双语例句
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The results show that the TL signals of pumice and sanidine phenocryst have better thermal-stability, so they can be used for TL dating.
结果表明，浮岩和透长石的TL信号具有良好的热稳定性，适用于TL测年。
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The results indicate that the colourless and transparent one is sanidine with homogeneous exsolution microstructure and the reddish one is orthoclase or sanidine without exsolution microstructure.
结果表明，两者成分差别不大，而结构差别较大，无色透明的为透长石，出溶叶片发育；微红色的为正长石或低透长石，出溶结构不发育。
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