The lithology of B petrofabric is schist interlated with marble , quartzite.
B岩组的岩性主要是各种片岩夹有大理岩、英岩.
The characteristics of temperature deformation of quartz and multiple structure have been showed by the petrofabric.
TEM观察 到石英中有直线状位错.岩石组学研究显示出,石英具高温变形和多期构造叠加的特点.