| Answer | Crossword Clue |
|---|---|
| LOESS | Wind-borne silt deposit |
| LOESS | Wind-borne silt |
| LOESS | Wind-borne deposit |
| LOESS | Wind-borne loam deposit |
| LOESS | Silt deposit |
| DELTA | Silt deposit |
| marls | a loose or crumbling earthy deposit (as of sand, silt, or clay) that contains a substantial amount of calcium carbonate |
| alluviums | A deposit of clay, silt, sand, and gravel left by flowing streams in a river valley or delta, typically producing fertile soil |
