laccolith中文什么意思
菌形穹隆
岩盘
岩株;岩盖
- asymmetrical laccolith: 不对称岩盖
- cedartree laccolith: 杉树状岩盘
- christmastree laccolith: 杉树状岩盖
例句与用法
- Divided simple laccolith
分枝岩盖
百科释义
A laccolith is a sheet intrusion (or concordant pluton) that has been injected between two layers of sedimentary rock. The pressure of the magma is high enough that the overlying strata are forced upward, giving the laccolith a dome or mushroom-like form with a generally planar base.
详细百科解释