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igneous

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["火成岩"]

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According to paragraph 3, when can igneous rock serve as an aquifer

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As the magma moves towards the Earth’s surface,it crystallizes to form young, hot igneous rocks.The heat from these rocks drives groundwater towards the surface.
You can't have a fossilin an igneous rock formed by magma, like a granite,or in a metamorphic rock that's been heated and squeezed.
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