( n. )
A mineral identical in composition with calcite or carbonate of lime, but differing from it in its crystalline form and some of its physical characters.
( n. )
A mineral identical in composition with calcite or carbonate of lime, but differing from it in its crystalline form and some of its physical characters.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012