The main of it are High K calc-alkaline series and shoshonite series. And it also imply that the Meifeng formation volcanic rocks is forming in post-collisio, one unit of orogen evolution.
地球化学特征表明美丰组火山岩为一套钙碱性岩石,并以高钾钙碱性系列和钾玄岩系列为主,形成的构造背景为造山带演化的后碰撞环境,这与区域构造演化的后碰撞伸展环境相吻合。
参考来源 - 乌伊岭地区美丰组火山岩地层学及构造背景分析·2,447,543篇论文数据,部分数据来源于NoteExpress
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