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.

该文叙述的灰硒汞矿产于西秦岭南亚带邛莫微细浸染型金矿床中。

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厚度应该等于或者大于上升盘小层厚度的原则。