Argillite
01
아르길라이트, 점판암
a type of rock formed from clay minerals that have been compressed and hardened over time, creating a dense and often smooth-textured material
예시들
The coastal cliffs were composed of layers of argillite, revealing striations of different shades of grey.
해안 절벽은 다양한 회색 음영의 줄무늬를 드러내는 아르길라이트 층으로 구성되어 있었다.
