scoria
名詞
UK/ˈskɔː.ri.ə/
US/ˈskɔːr.i.ə/
定義 scoria 名詞
- CountableUncountablegeology
A dark-colored, porous rock formed from solidified lava ejected from a volcano.
The quarry was filled with piles of scoria.
Scoria is a common type of volcanic rock.
This scoria has a very low density.