这个问题需要几面看。黄龙玉有不少场口有金沙料,比如茄子山,二台坡,镇安,大河边等地,其中茄子山好的贵一些,二台坡差一些,镇安比较次,大河边也不贵。金沙料按照颜色判断,有白金沙,其中包括蓝金沙,黑金沙,黑金沙最差最脏,透明度高的好些。金沙料一般都是作为巧色利用的,全盘金沙一般不好看也不贵,点缀用最后,什么肚里藏金,脚踏金银路。另外,金沙还得看颗粒细腻与否,分布怎么样,料子质地如何,是不是容易起棉的料子。最后,一个知识点,在早期黄龙玉不贵的时候,金沙料一般很多作为杂质挖掉扔了,后来才保留的。下面是随便发几张对比
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