中国古代对玉的朴素的科学的认识王春云古人所讲的玉，是美石中的一种。鉴定一块石头是否是玉，主要从色泽、硬度等几方面考虑。从现存古代玉器实物来看，不同的时代，人们对工材的选择是有所区别的，但总的方向是向新疆和田玉集中。在春秋战国，最迟到汉代，“玉”就主要... Ancient Chinese understanding of jade’s simple science Wang Chunyun Jade that ancient people speak is one of the beautiful stones. Identification of a stone is jade, mainly from color, hardness and other aspects of consideration. From the existing physical objects of ancient jade, different times, people choose the different materials, but the general direction is concentrated in Hetian, Xinjiang. In the Spring and Autumn and Warring States, the latest Han Dynasty, “jade” is mainly ...