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辉石晶体结构的微变化及晶体结构微变化的特征离子坐标表示法
引用本文:何铸文.辉石晶体结构的微变化及晶体结构微变化的特征离子坐标表示法[J].矿物学报,1989(4).
作者姓名:何铸文
作者单位:中国科学技术大学研究生院 北京
摘    要:本文用离子坐标变化的术语讨论了辉石晶体结构的微变化。讨论了结构中的O3′-O3—O3″角与y_(o3-o3′)数值的关系,y_(M_2-o3′),与y_(M_2-o3)的关系,Z_(o3′-M_2)与Z_(M_2-o3)的关系,Z_(o3)与y_(o3)的关系等。根据这些变化特点,总结出某些微变化的规律性

关 键 词:辉石  晶体结构  离子坐标法

MICROVARIATIONS IN CRYSTAL STRUCTURE OF PYROXENES AND CHARACTERISTIC ION COORDINATE INDICATION OF THE MICROVARIATIONS IN CRYSTAL STRUDTURE
He Zhuwen Graduate School,the University of Science and Technology of China,Beijing.MICROVARIATIONS IN CRYSTAL STRUCTURE OF PYROXENES AND CHARACTERISTIC ION COORDINATE INDICATION OF THE MICROVARIATIONS IN CRYSTAL STRUDTURE[J].Acta Mineralogica Sinica,1989(4).
Authors:He Zhuwen Graduate School  the University of Science and Technology of China  Beijing
Abstract:This paper describes the microstructures of pyroxene crystals, and discus-ses the variation regularities of crystal structure of pyroxenes in terms of varia-tions in characteristic ion coordinates with temperature and composition. Somediagrams are presented, including the diagrams of correlation between theO3'-O3-O3" angle and the y_(O3-O3)' value, between the y_(M_2-O3)' value and they_(M_2-O3) value, between the z_(O3'-M_2) value and the z_(M_2-O3) value and between thez_(O3) value and the y_(O3) value. On the basis of the above discussion, some regularities governing the variation of pyroxene structure are presented.
Keywords:pyroxene  crystal structure  ion coordinate indication method  
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