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在玉石家族众多成员中，最名贵的当推翡翠。它是一种天然矿石，硬度极高，产量极少。其色彩主要以绿色、红色主。红色为翡，绿色为翠，故名翡翠。鉴别翡翠质量，主要有以下几种方法：
首先看它质地的透明程度。一般来说，玉质透明或似透明的最好，行家称为“老种玉”，价值也最高。半透明玉质的称“新老种”，价次
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