subzone

Tiemannite has been discovered in the Qiongmo micro-disseminated gold deposit occuring in the Cambrian silicalite and slate in the southern subzone of the Western Qinling Mountains.

该文叙述灰硒汞矿产于西秦岭南亚带邛莫微细浸矿床中。

In addition, it is a principle to follow that the formation thickness of upfaulted block is greater than or equal to the downdip block in correlation of subzones as facing faults.

此外，遇到断层时，通常遵循正断层下盘小层应该等于或者大于上升盘小层原则。