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Diabase dikes exposed on the northwestern margin of the Tarim basin contain . %-9. % SiO have higher values of NaO+KO(. %-.0%)and NaO/KO(. -9.),showing the features of intraplate basalt. |
中文意思: 塔里木盆地西北缘出露的辉绿岩墙的SiO含量为. %~9. %,NaO+KO(. %~.0%)和NaO/KO均较高(. ~9.),主量元素反映板内玄武岩的特点。 |
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