metasomatic metamorphism meaning in English
交代变质
Examples
- Based on the studies of the " bedding " and " sedimentary relic " of granite in the proterozic strata at huangqikou of the middle part of helanshan , the authors think that the proterozoic granite in the area was produced by metasomatic metamorphism , which formed during the time when the earth crust became thinner
对贺兰山中段黄旗口元古代地层中存在于花岗岩中“层理” 、 “残留体”等地质现象进行研究，认为该地区花岗岩是由元古代沉积岩经过变质交代作用而形成的，这种变质交代作用可能发生在古元古代，在秦祁贺三叉裂谷活动之前地壳变薄的大地构造环境下形成。