- a type of marl that contains clay and calcium carbonate and is resistant to the decomposing action of air
WordReference Random House Unabridged Dictionary of American English © 2026
marl•stone
(märl′stōn′),USA pronunciation n.
- marl1 + stone 1830–40
Collins Concise English Dictionary © HarperCollins Publishers::
marlite /ˈmɑːlaɪt/, marlstone /ˈmɑːlˌstəʊn/ n
'marlstone' also found in these entries (note: many are not synonyms or translations):