Débris
Débris , noun
[French, from pref. dé- (Latin dis) + briser to break, shatter; perh. of Celtic origin.]
1.
(Geology) Broken and detached fragments, taken collectively; especially, fragments detached from a rock or mountain, and piled up at the base.
2.
Rubbish, especially such as results from the destruction of anything; remains; ruins.
Also: Debris