Its original rock is sedimented in the environment of active epicontinent-seaboard with basic volcanism, and become khondalite series through the Archean regional high-amphibolite facies metamorphism.
成于具有基性火山作用的活动大陆边缘滨海-浅海环境。经过太古宙的区域高角闪相
质作用，成孔兹系。
，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。