Karst - Depression Features of . In surveying, a traverse which forms a loop, thus enabling determination of a loop error. It grades up to Cone karst then Tower karst. Some geographers describe a variety of other intermediate forms. Karst - Hill Features of .
Deposits have colours resembling coffee and cream.
A doline which has formed chiefly by the collapse of rock strata. Solution doline, Doline. Karst - Depression Features of . A chamber formed by progressive roof collapse until it reaches a stable dome-shaped form. A rubble mound will generally be present on the floor.