新疆昆仑山产一种玉被人叫做昆仑玉,价钱很便宜,它不是和田玉也不是和田玉青海料,同样也不是昆仑山产的晶白玉,请问这种玉到底是什么成分、什么结构的玉呢
比方说下面的四款白玉手镯就是昆仑玉,有些描述里面居然还说放大观察纤维交织结构,这怎么可能呢
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