Sunday, September 8, 2013

古玉器材质之科学鉴定

古玉的材质, 可透过一般折光仪及<a href="http://www.exoticjades.com/chinese/wp-content/uploads/2007/01/DSCN7028.jpg">拉曼光谱仪</a>加以测定.一般而言,<a href="http://www.exoticjades.com/chinese/wp-content/uploads/2008/08/718_l.jpg">折光率(Refractive Index)为1.61</a>或<a href="http://www.exoticjades.com/chinese/wp-content/uploads/2008/08/1s.jpg">拉曼光谱低频波数在600到800之间</a>, 高频波数在3700附近有显著强度时, 可证明被测试对象为闪玉(软玉)( 翠玉( jadeite) 之折光率為1.66) 本網頁所有翠玉均經<a href="http://www.exoticjades.com/wp-content/uploads/DSCN0568-001.jpg">GIA Duplex II Refractometer測定</a>.</font>

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