( n. )
A rock composed of angular fragments either of the same mineral or of different minerals, etc., united by a cement, and commonly presenting a variety of colors.
( n. )
A rock composed of angular fragments either of the same mineral or of different minerals, etc., united by a cement, and commonly presenting a variety of colors.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012