C3O1L1L1U1V4I1U1M3
16 points
COLLUVIUM is validvalid
rock debris [n COLLUVIA, COLLUVIUMS]
(Latin) material which accumulates at the foot of a steep slope [n COLLUVIA or COLLUVIUMS]
rock debris [n COLLUVIA, COLLUVIUMS]
(Latin) material which accumulates at the foot of a steep slope [n COLLUVIA or COLLUVIUMS]