Tuesday, January 27, 2009

METAMORPHIC ROCK
The reason metamorphic rocks are called metamorphic is because they are rocks that have been morphed (changed) from either igneous rock or sedimentary rock. Either types of rocks were under tuns of dirt and pressure. The heat builds up and the rock morphs into metamorphic rock.

1 comment:

  1. this tells what the metamorphic rock is and how its formed.

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