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What is a grain of rock?

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βˆ™ 2010-02-26 13:37:21

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fine grained or coarse grained

2010-02-26 13:37:21
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Is Basalt a fine grain rock or a coarse grain rock?

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An allochem is a grain of rock in a carbonate rock.


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fine grain


What else does rock texture include besides grain size and arrangement?

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*


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What is a factor that controls grain size in igneous rock?

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