Fibers from the medial side of each eye cross over to the opposite side of the brain at the?
The definition of metamorphic is characterized or formed by changing. An example of something metamorphic is a caterpillar turning into a butterfly; a metamorphic animal.
Slate is a metamorphic rock. Metamorphic rocks are rocks that change form from one type of rock into another because of time, pressure, heat and other factors. Other metamorphic rocks include slate, shale, schist, gneiss and marble. The new form of a rock is determined by the composition of the original rock. Shale doesn't automatically turn into slate.