Through analysing the petrochemistry,trace elements and REE of the intrusive rocks, we provide the model that the emplacement mechanism of plutonic mass is of the heat-light-balloon-expansive origin.

• 对岩体的岩石化学、微量元素、稀土元素进行分析，提出深成岩体就位机制为热轻气球膨胀型式的模式。