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 metamorphic example would be a quartzite (such as the one at the base of the Cambrian in Scotland), a magmatic example would be a Anorthosite (such as that forming the sugar loaf
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Nitrogen makes up 78 percent of the air on Earth. Nitrogen-fixing bacteria in soil and water bind that nitrogen in a form that is useful for plant health and growth. Oxygen accounts
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Wood or hard plastic but now they have synthetic hair (Fake Hair) on it. Also the have nails to keep it in place
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silicon dioxide.
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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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