Mafic dykes are believed to have derived from tholeiitic magmas under extension setting. Abundant mafic dykes with similar occurrences can distribute linearly to form mafic dyke swatms in a very short time.
基性岩墙是伸展背景下,来自地幔的基性岩浆侵入体;基性岩墙群则是由一定数量的具有相同或相似产状、呈线状分布的基性岩墙组成。
参考来源 - 中条山—嵩山地区ca. 1.75Ga基性岩墙群的成因与构造环境·2,447,543篇论文数据,部分数据来源于NoteExpress
应用推荐