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水晶是一种贵重矿石,水晶眼镜自然也就是一种贵重商品.选购时要作出正确判断,事先应对水晶矿的特征有个基本了解.天然水晶常因含有微量的铁质、锰质等不同矿物而显示几种不同的浅色调.比较多见的是白色、烟色、紫色,少数是红色、黄色及褐色.这些颜色虽然很淡,不明显、但在加工成镜片后,仍或多或少的有些保留.根据水晶的这一特征,便可以容易地把有色的水晶镜片和无色的玻璃镜片区别开来.
Crystal is a precious ore, crystal glasses is a valuable commodity naturally.Option to make the right judgments, prior to deal with the characteristics of crystal ore have a basic understanding of natural crystal often contain trace amounts of iron, manganese, etc. different Minerals and show several different light colors. More common is white, smoke, purple, a few are red, yellow and brown. Although these colors are very light, not obvious, but after processing into a lens, still or more Somewhat less reserved. According to this feature of the crystal, it is easy to distinguish the colored crystal lens from the colorless glass lens.