How to Classify Rocks?

Answer

Got a rock you'd like to classify? Well, there's three categories - sedimentary, igneous, and metamorphic. Use a chart to find your rock's classification. You can find more information here: http://www.appstate.edu/˜abbottrn/rck-id/
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How to Classify Rocks
Studying rocks is like uncovering a mystery. At first glance, you might not be able to tell much about a rock, but as you study its different characteristics, you can learn how it was made, what minerals it is composed of, and where that type of rock is... More »
Difficulty: Moderate
Source: www.ehow.com
Rocks are classified by the mineral and chemical composition, texture, and formation. The three types are igneous, sedimentary, and metamorphic.
Q&A Related to "How to Classify Rocks?"
Sedimentary rocks are classified in many different ways. There are complicated systems and simple systems of classification. In some simple systems rocks are classified by shape and
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Clastic rocks are classified by the size of the rock fragments, or particles, of which they are made along with their mineralogical composition.
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Sedimentary rocks are divided into three categories: siliciclastic
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Geologists classify rock based on the overall characteristics of a rock. The first look at the mineral and and chemical composition. They then look at size and ...
Scientists classify rocks by observing and studying the texture and composition of the rock. Texture refers to looking at the size and shape of the mineral grains ...
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