Magmatic movements were strong in early Yanshan period of Mesozoic.Strong movements provided ore-forming space for activization, transportation, concentration and settlement of gold eleme...

• 该区中生代燕山早期岩浆活动强烈,剧烈的构造运动为金元素的活化、迁移、富集、沉淀提供了通道和成矿空间。