has part has quality formed as result of karst EcoLexicon:karst https://en.wikipedia.org/wiki/Karst karst area TGN:21509 FTT:894 A surface landform which is formed by the dissolution of a soluble layer or layers of bedrock. Karsts usually form in masses of carbonate rock such as limestone or dolomite. Karst landscapes display distinctive surface features and underground drainages, and in some examples there may be little or no surface drainage. SWEETRealm:Karst Geonames:T.KRST limestone cave surface landform bedrock dissolution eroding