schist

/shist/US // ʃɪst //UK // (ʃɪst) //

片岩,片岩类,片石,片岩类材料

Definitions

n.名词 noun

1
- : any of a class of crystalline metamorphic rocks whose constituent mineral grains have a more or less parallel or foliated arrangement.

Relieving the grey sheen of the gneiss were dark bands of schist which tracked about in an irregular manner.
The rock was a highly quartzose gneiss, with black bands of schist running through it.
Schist prevails over a considerable area, and is prolonged to the very extremity of the peninsula.
Solid rock is not to be seen, but all the detritus consists of granite and green schist.
We rode north-westwards past two small lakes, and again fell in with solid rock—green and black schist.