light-weighted opal 轻质蛋白石
For many years researchers have been trying to develop a synthetic material with the same light-scattering properties as an opal, by etching patterns into various materials. That approach has failed.
多年来研究者们一直致力于开发一种与猫眼石一样有散射特性的合成材料，他们在各种各样的材料中蚀刻图案，但是都无功而返。
The most striking quality of opal is its ability to refract and reflect specific wavelengths of light.
最明显的质量蛋白石是它能够折射和反映特定波长的光。
White opal may show a white, greenish, bluish or brownish fluorescence in long wave and short wave ultra-violet light.
白欧泊在长波和短波紫外光下显示白色、绿色、蓝色或褐色的荧光。
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