其主要造岩矿物为橄榄石 、 斜方辉石 、 单斜辉石 、 斜长石和角闪石. They show layered intrusion features . The major rock - forming minerals include olivine, orthopyroxene, clinopyroxene, plagioclase and amphibole.
Their evolutionary rate does seem to have slowed down.它们的进化速度看来确实是慢下来了.Life has its own evolutionary process.生命有其自身的进化过程。You simply cannot predict evolutionary events like this.你根本无法预料到这样的进化事件....