http://inspire.ec.europa.eu/codelist/LithologyValue/carbonateRichMudINSPIRE Registry teamJRC-INSPIRE-SUPPORT@ec.europa.euhttp://inspire.ec.europa.eu/registry2015-08-18 18:02 PM CEST2015-08-18 18:02 PM CESTcarbonate rich mudMud size sediment that contains between 10 and 50 percent carbonate minerals in any size fraction. Carbonate origin is not specified.