While there are many different ways of answering the question of who is a mentor, a basic definition with which we can begin is that a mentor is a special kind of helper who works with others in a positive, constructive way so that both mentor and protÃ©gÃ© have the potential to grow through the relationship.
More information. A metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes.Examples of these rock types include marble, slate, gneiss, schist.ore information. A metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes.
Metamorphic rock. Metamorphic rock is rock that has changed from one type of rock into another. The word metamorphic comes from Greek and means of changing form.. Metamorphic rock is produced from igneous, sedimentary, or even other metamorphic rocks. Most of Earth's crust is made up of metamorphic rock.