基于颜色计算和原位成分分析对紫色玉髓颜色成因的探究
罗恒, 沈锡田*

Based on Color Calculation and In-Situ Element Analyze to Study the Color Origin of Purple Chalcedony
LUO Heng, Andy Hsitien Shen*
紫色玉髓的紫外-可见光谱