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.
该矿床主要由蛇纹化、绿帘
化的白
英大理岩组成,其成因为区域变
—
触交代变
共同作用而形成。