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5 Cards in this Set
- Front
- Back
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Rock
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a naturally formed, non living, firm and coherent mass of solid Earth material
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Sedimentary Rock are formed:
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-compaction
-cementation -deposition -matrix |
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Igneous Rocks are formed:
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formed when molten rock (magma) solidifies
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Metamorphic Rocks are formed:
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Formed when existing rock is exposed to high temperature, intense pressure, and or chemical activity to form a new rock type
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Formation of Igneous Rocks:
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Intrusive
-when rocks form when magma squeezes through or between existing rock layers and then cools -channels formed when magma squeezes through or between existing rock layers called dikes -The deposits of magma that squeeze horizontally between or withing rock layers are called sills -instusive rocks are also known a s plutonic rocks |
