| igneous | sedimentary |
|---|---|
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What is igneous?
rock formed when melted rock cools in earth.
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What is detriatial rock?
rocks made of grains of minerals or other rock.
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What is extrusive rock?
rock material cooled on earths surface.
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What is sedimentary rock?
rock formed from smaller rocks or minerals.
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What is intrusive rock?
melted rock cools below earths surface.
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What is organic rocks
coal a common kind of this rock for electricity.
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What is chemical composition?
the chemicals in rock that determine the color.
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What is fissures?
large cracks in earths crust.
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