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h1h2x3

铜虫 (小有名气)

[交流] 【求助】晶体结构解析 已有3人参与

请大家帮忙看下这些说明晶体是个什么结构
Axial Ratios:         a:c = 1:1.10013
Cell Dimensions:         a = 4.9133, c = 5.4053, Z = 3; V = 113.00 Den(Calc)= 2.65
Crystal System:         Trigonal - TrapezohedralH-M Symbol (3 2) Space Group:
                                 P 3121,P 3221
X Ray Diffraction:         By Intensity(I/Io): 3.342(1), 4.257(0.22), 1.8179(0.14),


我想知道这个晶体到底是个什么结构啊,请告诉我它的立体形状,我不懂空间点群,我的邮箱 h1h2x3@sohu.com   。如果可能请推荐一本讲晶体结构的书。谢谢
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forever1706

禁虫 (知名作家)

h1h2x3(金币+1): 2010-06-12 09:06:54
陈小明:单晶结构分析----原理与实践
2楼2010-06-11 16:09:56
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唐虹

二氧化硅

h1h2x3(金币+1): 2010-06-12 09:07:03
http://webmineral.com/data/Quartz.shtml,是二氧化硅的,一般称作石英,是由无数个硅氧四面体连接成的晶体
3楼2010-06-11 23:02:16
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xujun16

银虫 (著名写手)

学习了!谢谢!
4楼2010-06-11 23:43:44
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