It is a type of plate edge syn-texis granite in which the siderophile elements are rich and Eu = 0. 91. The latter is a grantite batholith with gneissic stucture and metasomatic texture.

• 是板缘岛弧同熔型花岗岩;后者为黑云母花岗岩岩基,具片麻状构造,含交代结构,亲石和轻稀土元素富集,(?