河南淅川的绿松石研究

The Research of the Turquoise in Xichuan of Henan

绿松石属于一类古老宝玉石,淅川绿松石矿属于鄂、陕成矿带的东延部分。位于淅川大石桥及黄庄一带,产于师岗—荆紫关复向斜南翼的下寒武统底部硅质岩、石煤层内,矿体呈窝状、结核状及不规则状产出。绿松石呈翠绿、淡绿、淡蓝等色,为含铜、铝、磷酸盐矿物。根据总的质量要求,其品级可划分为Ⅰ、Ⅱ、Ⅲ级。矿床属于低温热液交代—风化淋滤复成因类型矿床,开发利用前景很好。

The turquoise is a kind of ancient jade.It is a mineral which contains copper and aluminum.The turquoise deposits in Xichuan county,Henan province,belongs to the east Hubei and Shaanxi deposition zone.It lies in the Dashiqiao and Huangzhuang in the county.The mineral can be divided in three degrees according to the general quality standard.This paper argues that the mineral will be good prospect to be exploited.