英云闪长岩 meaning in English

quartz-biotite-diorite
quartz-mica-diorite
tonalite

We usually don't care whether a rock is classified as a granodiorte or diorite or tonalite .
我们通常并不注意某种岩石是属于花岗闪光岩、闪长岩还是英云闪长岩。
The peak is composed of banded biotite tonalite of fine mediate grain developing in mengshan rock suit of fuping period of archean era about 2 . 7billion years ago . it ' s very steep
由27亿年左右形成的太古代阜平期蒙山岩套条带状中细粒黑云母英云闪长岩构成，柱状节理发育，差异性风化剥蚀作用强烈，组成云蒙“山”峰，俗称“挂心崛子” ，形容云蒙峰之陡峻。