marlstone [mahrl-stohn] WORD ORIGIN noun an indurated marl. Liberaldictionary.com
Origin of marlstone First recorded in 1830–40; marl1 + stone Also called marl·ite [mahr-lahyt] /ˈmɑr laɪt/. Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 British Dictionary definitions for marlite marlite marlstone (ˈmɑːlˌstəʊn) noun a type of marl that contains clay and calcium carbonate and is resistant to the decomposing action of air Collins English Dictionary – Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012