dolerite 的定义
Petrology.
- a coarse-grained variety of basalt.
- any of various other igneous rocks, as diabase.
- any basaltlike igneous rock whose composition can be determined only by microscopic examination.
更多dolerite例句
- Generally speaking, the soils produced from diorite are superior to those from dolerite.
- It stood on edge, and several dikes of basalt, with dolerite, had cut through it.
- As the rocks lie in a horizontal position, on most of the islands of the group only the basalts or dolerite are visible.
- They have distinct craters, and the material of which the mountain is formed is basalt or dolerite.
- The mineral is occasionally found as concretionary masses (sphaerosiderite) in cavities in basic igneous rocks such as dolerite.