"carbonate mudstone"@en . . . . . . "carbonate mudstone"@en . "Mudstone that consists of greater than 50 percent carbonate minerals of any origin in the mud size fraction."@en . "Mudstone that consists of greater than 50 percent carbonate minerals of any origin in the mud size fraction."@en . . . . . . "http://inspire.ec.europa.eu/codelist/LithologyValue/carbonateMudstone"^^ . . "2015-08-18 18:02 PM CEST"^^ . . . .