what is a ragstone
ragstone. n. 1. (Geological Science) a hard sandstone or limestone, esp when used for building.Also called: rag or ragg.[C14: from rag 4 + stone].agstone. n. 1. (Geological Science) a hard sandstone or limestone, esp when used for building. Also called: rag or ragg. [C14: from rag 4 + stone].