"Impure carbonate sedimentary rock with a calcite (plus aragonite) to dolomite ratio greater than 1 to 1."@en . "Impure carbonate sedimentary rock with a calcite (plus aragonite) to dolomite ratio greater than 1 to 1."@en . . . "impure limestone"@en . . . "impure limestone"@en . "http://inspire.ec.europa.eu/codelist/LithologyValue/impureLimestone"^^ . . . . . . "2015-08-18 18:03 PM CEST"^^ . . . . .