老挝北西部二叠系玄武岩喷发旋回及其时代的确定

Eruption Cycles of Permian Basalts in Northwestern Laos and Determination of Their Age

玄武岩喷发旋回是地质岩层研究重点,对岩层开发与利用具有指导性意义。结合工程案例,分析二叠系玄武岩喷发旋回及时代确定的相关情况。

The eruption cycle of basalts is the research emphasis of geological strata,which has guiding significance to the development and utilization of strata. Combined with project cases,this paper analyzes the eruption cycle s of Permian basaltic and the determination of their age.