What Are Rocks Made up of?

Answer

Rocks are made up of one or two minerals. They are categorised into threes categories that are igneous, sedimentary, and metamorphic rocks. When rocks disintegrate they form soil.
Q&A Related to "What Are Rocks Made up of"
A mixture of minerals and other materials.
http://wiki.answers.com/Q/What_is_a_rock_generally...
Stars are made up of gas and dust, and stars come together when an event in the universe creates a center of gravity that draws up all the matter into a star.
http://www.life123.com/parenting/education/astrono...
Molecules are made up of two or more atoms. An atom is the smallest distinguishable unit of an element. Molecules may be made of two or more atoms of a single element, such as the
http://www.ehow.com/info_8432826_molecules-made-up...
Minerals are not made of rocks. Rocks are aggregates of minerals.
http://wiki.answers.com/Q/What_rocks_are_minerals_...
1 Additional Answer
Rocks are often made up of the solidification of rock, debris and the chemical or physical modification of heat and pressure. Rocks are also composed of minerals that form into crystal like structures. You can find more information here: http://www.physicalgeography.net/fundamentals/10d.html
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