岩浆分异作用是指原来成分均一的岩浆，在没有外来物质加入的情况下，依靠自身的演化最终产生不同组分的火成岩的作用。
岩石学和地球化学特征揭示包体寄主岩为碧玄岩，岩浆没有经历明显分异和同化混杂作用。
Their petrological and geochemical characters suggest that the host rock of the xenoliths is basanite, and the magma has not experienced obvious differentiation and assimilatory contamination.
除了结晶分异模式外，富氟花岗岩浆液态不混溶作用也是伟晶岩成岩成矿的重要机制。
Beside fractional crystallization model, liquid immiscibility of Fluorine-rich granite magma is an important mechanism to form pegmatite and pegmatite type deposit.
含矿岩体是同化了壳源组分且经历了充分的岩浆重力分异作用后脉动式侵位的。
It seems quite probable that the ore bearing intrusions were formed by repeated intruding after assimilating crustal materials penetrated and after sufficient gravitational differentiation.
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