The source, shape, distribution, texture and contact with wall rocks, orientation variations and regional tectonic analysis suggest that the emplacement of intrusive cocks is passive.

• 根据区内侵入岩体的物质来源、出露形态、分布位置，内部结构、与围岩的接触特征、产状变化等并结合区域构造运动分析，认为其就位机制主要为被动方式。