ETYM Old Fren. marle, French marne, Late Lat. margila, dim. of Latin marga marl.
A loose and crumbling earthy deposit consisting mainly of calcite or dolomite; used as a fertilizer.
Clay used as fertilizer.
Crumbling sedimentary rock, sometimes called clayey limestone, including various types of calcareous clays and fine-grained limestones. Marls are often laid down in freshwater lakes and are usually soft, earthy, and of a white, gray, or brownish color. They are used in cement-making and as fertilizer. + prikaži više