(n.) A deposit of superficial loam, sand, gravel, stones, etc., caused by former action of flowing waters, or the melting of glacial ice.

alluvion alluvium ash cinder clinker debris deposit deposition deposits detritus draff dregs drift dross ember feces froth grounds lees loess moraine offscum precipitate precipitation scoria scree scum sediment settlings silt sinter slag smut soot sublimate