Refers to the mineral composition of emerald crystal surface and cleavage plane of When the composition of the mineral particles thick jade, particularly evident.
是指组成翡翠的矿物晶面及解理面在翠面的片状闪光。当组成翡翠的矿物颗粒粗大时，特别明显。
On the surface of some jade ornament or crystal with coarse grain structure, the microscopic fissure can be formed along the cleavage.
在有些结晶颗粒较粗的翡翠饰品表面，硬玉晶体上可见沿解理形成的微细裂纹。
Fractographic observations showed that hydrogen could induce surface cracks for smooth specimens and a cleavage fracture pattern for notch specimens at RT.
破断面观察结果显示，在室温中，氢气会导致平滑试片在表面形成裂纹，而在凹槽试片中产生劈裂破坏形态。
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