noun
earth and stones; soil and rocks
Refers to a mixture of earth, soil, sand, and stones, often in the context of natural disasters (landslides, debris flows) or construction materials.
豪雨で土石流が発生した。
Heavy rain caused a debris flow.
工事現場から大量の土石が運び出された。
A large amount of earth and stones was carried away from the construction site.