The term 'bar rocks' is a collective term for three different types of rocks: ICE, ores, and ORE. ICE is a solid form of water that is found naturally in the environment, usually in the form of snow or glaciers. Ores are rocks that contain minerals or metals that can be mined and used for various purposes. ORE is a type of rock that contains a valuable mineral or metal that can be extracted and used for various purposes.