http://inspire.ec.europa.eu/codelist/LithologyValue/impureCalcareousCarbonateSedimentINSPIRE Registry teamJRC-INSPIRE-SUPPORT@ec.europa.euhttp://inspire.ec.europa.eu/registry2015-08-18 18:03 PM CEST2015-08-18 18:03 PM CESTimpure calcareous carbonate sedimentCarbonate sediment in which between 50 and 90 percent of the constituents are composed of one (or more) of the carbonate minerals in particles of intrabasinal origin, and a calcite (plus aragonite) to dolomite ratio greater than 1 to 1.