Found 2 items, similar to caliche.
English → English (WordNet) Definition: caliche caliche n 1: crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions [syn: hardpan] 2: nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
English → English (gcide) Definition: caliche caliche \ca*li"che\ (k[.a]*l[=e]"ch[-e]), n. 1. a deposit of sand or clay on the surface containing crystallized salts such as sodium chloride or sodium nitrate; -- used especially of the sodium nitrate deposits of Chile and Peru. --RHUD [PJC] 2. a stratum of calcium carbonate in the soil of an arid or semiarid region. [PJC]