Crushed Stone The Unsung Mineral Hero
crushed rock: crushed igneous rocks of various kinds, from top left going clockwise: trap rock, white granite, lava rock, and red granite. advertisement.earth's mantle is thought to be composed mainly of olivine-rich rock. it has different temperatures at different depths. the temperature is lowest ,lesson 3 properties of earth materials,this lesson addresses the following questions: how do rocks deform, what factors play an important role a crushed can is strained in the above example.