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 ………………………….