sedimentary
sediment + -ary
https://gyazo.com/359fe480616a656dc59127a3b6ab502b
source: By Pratheep P S, www.pratheep.com, CC BY-SA 3.0
adjective
relating to sediment.
Geology (of rock) that has formed from sediment deposited by water or air.
〖名詞の前で〗沈殿物の; 堆積して生じた