( n. )
Fine particles of stone, esp. of siliceous stone, but not reduced to dust; comminuted stone in the form of loose grains, which are not coherent when wet.
( n. )
Fine particles of stone, esp. of siliceous stone, but not reduced to dust; comminuted stone in the form of loose grains, which are not coherent when wet.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012