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伊利石结晶度Kübler,Weaver和Weber指数关系式常数的确定与应用
引用本文:王河锦 陶晓风 Rahn Meinert.伊利石结晶度Kübler,Weaver和Weber指数关系式常数的确定与应用[J].高校地质学报,2007,13(3):561-565.
作者姓名:王河锦  陶晓风  Rahn  Meinert
作者单位:[1]北京大学地球与空间科学学院,北京100871 [2]成都理工大学地球科学学院,成都610059 [3]瑞士核安全委员会HSK,5232Villigen,Switzerland
基金项目:国家自然科学基金资助项目(40572032)
摘    要:根据衍射峰具有的不同分布特点推导出了14个伊利石结晶度Kübler指数,Weaver指数和Weber指数关系式中常数项C1-C14的数值,提出了PearsonⅦ分布中形态参数μ与C5,C6,C11,C12的4个定量方程。由此,14个伊利石结晶度指数关系式可直接用于实际计算。根据阿尔卑斯复理石伊利石形态特征Sc=0.731,由这些关系式进行近变质带上下界线的转换得出与Kübler指数0.42~0.25。△2θ界线对应的Weaver指数和Weber指数的界线值分别为5.8~17.6和300~179。讨论了在自然干燥状态下直接进行伊蒙混层鉴定的基本原理。

关 键 词:伊利石结晶度  转换关系式  关系式常数  应用
文章编号:1006-7493(2007)03-0561-05
修稿时间:2007-04-06

Determination of Constants C1-C14 in 14 Equations of the Relationships between the Kiibler, Weaver and Weber Indices and Their Applications
WANG He-jin, TAO Xiao-feng, Rahn Meinert.Determination of Constants C1-C14 in 14 Equations of the Relationships between the Kiibler, Weaver and Weber Indices and Their Applications[J].Geological Journal of China Universities,2007,13(3):561-565.
Authors:WANG He-jin  TAO Xiao-feng  Rahn Meinert
Institution:1. School of Earth and Space Sciences, Peking University, Beijing 100871, China; 2. College of Earth Sciences, Chengdu University of Technology; Manufacture and Technology Division, Chengdu 610059, China; 3. Hauptabteilung fur die Sicherheit der Kernanlagen, 5232 Villigen-HSK, Switzerland
Abstract:Constants C1-C14 in 14 equations of the relationships between the Kiibler, Weaver and Weber indices were deduced and calculated. Four formulae of the relationships between exponent u of the Pearson VII function and C5, C6, C11, C12 were deduced also. Therefore, those 14 equations can be directly used for actual converting analysis. According to the shape parameter Sc = 0.731 for the XRD peak of illite from Alpine flyseh and using these equations the boundaries of anehizone of Weaver and Weber indices were calculated as 5.8-17.6 and 300-179, respectively. Application in distinguishing illite/smeetite mixed-layer phase in air-dried condition was discussed on the basis of the added principle of XRD peaks.
Keywords:illite erystallinity  relationships  constants  applications
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