This paper has presented the results of TEM studies about the unit cell para-meters, micro-twinning structure, crystal defect and lattice fringe image of grandidierite discovered in China recently.
本文报道了我国最近发现的硅硼镁铝矿晶胞参数、微双晶结构的电子衍射分析，晶体缺陷和矿物高分辨点阵象的透射电镜观测结果。
A crystal defect caused by the absence of an atom, an ion, or a molecule in a crystal lattice.
晶格空位在晶格里由于缺少一个原子、一个离子或一个分子造成晶格空位。
Point defect - a crystal defect that is an impurity, such as a lattice vacancy or an interstitial atom.
点缺陷-不纯净的晶缺陷，例如格子空缺或原子空隙。
Point defect - a crystal defect that is an impurity, such as a lattice vacancy or an interstitial atom.
点缺陷-不纯净的晶缺陷，例如格子空缺或原子空隙。
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