Igneous Rocks

Igneous Rocks form by the ....................of .............. This material is known as ......................when it is underground and ..........................when it is above ground; the difference is inconsequential though ..........................and.............................. are interchangeable. Magma is comprised of three components. These are: ........................., .................................................. and ............................................................. ..................................... which is the melted material and is composed of.............................................. which is made up of.................................. that form as the magma cools ............................which is in the magma but I go into the crystal structure of the minerals as they form. The magma has more........................... Iand less.................................... as it cools, as well as becoming more enriched in the................................................... Two Categories of Igneous Rocks............................................ and ...............................