A clayey deposit is a type of sedimentary material composed of clay particles. The crossword solutions for this term include MARL (4 letters), LOESS (5 letters), ORE (3 letters), LOAM (4 letters), MARLSTONE (9 letters), ADOBE (5 letters), and LOAMS (5 letters). MARL is a type of sedimentary rock composed of clay, silt, and calcite. LOESS is a type of sedimentary material composed of wind-blown silt. ORE is a type of mineral or rock that contains valuable metals. LOAM is a type of soil composed of sand, silt, and clay. MARLSTONE is a type of sedimentary rock composed of clay and calcium carbonate. ADOBE is a type of building material made from sun-dried mud and straw. LOAMS are soils composed of sand, silt, and clay.