It composed mainly of serpentinized and epidotization marble.It was formed by regional and contact metamorphism.The Lantian Jade is denominated serpentinized and epidotized dolomite quartz marble.
该矿床主要由蛇纹石、绿帘石
的白云
石英大理岩组成,其成因为区域变
—接触交代变
共同
而形成。