矿床的形成是在板溪群矿源层的基础上，经构造—变质作用的改造富集而成。
The deposits were formed on the foundation of the source beds of Banxi Group through reworking and enrichment of structural metamorphism.
兴东群变质作用可能也与早古生代构造-热事件有关。
The metamorphism of the Xingdong Group may also have relation to the Early Caledonian tectonothermal events.
由此可以认为伸展构造亦是控制统一变质基底与沉积盖层的形成机制之一。
Therefore, the extensional movement is also one of the mechanisms for controlling formation of the unifying metamorphic basement and sedimentary cover.
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