What kinds of regionalmetamorphicrocks are present in the area?
在这一地区有哪些种类的区域变质岩?。
2
Its wall rocks consist of the regionalmetamorphic rock, series of Mayuan formation and middle-lower Carboniferous series as well as lower Jurassic Lishan formation.
其围岩有麻源组和中下石炭统的区域变质岩系及下侏罗统梨山组地层等。
3
Types of metamorphicrocks: regional metamorphism, contact metamorphism and dynamic metamorphism.