Metamorphic Rock Chart for geology contains nineteen rock samples and illustrates the process of how a parent rock or mineral is changed into a new form.
Nineteen rock samples are used to illustrate the intricate process of how a parent rock or mineral is changed (metamorphosed) to a new form. The relationship of temperature, pressure and chemical change is graphically shown. Chart is 61 × 46 cm and has a wooden frame for durability.