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Cards In This Set
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Rock that originated as a melt
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Igneous rock
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Rock that consists of hardened sediment
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Sedimentary rock
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Rock that has been transformed by heat, pressure, and reactions with fluids
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Metamorphic rock
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Underground molten rock
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Magma
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Flow of magma that has reached Earth's surface
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Lava
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Curve representing the variation of temperature with depth
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Geotherm
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Rate of increase in temperature with depth in Earth
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Geothermal gradient
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(igneous rocks) crystals in rock can be seen with unaided eye
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Phaneritic
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Magma that has risen to the lithosphere and solidified there below the surface
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Intrusive
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Magma that has erupted at the surface from a volcano or fissure
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Extrusive
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Igneous rock texture in which the crystals are too small to see w/ the unaided eye
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Aphantic
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(igneous rocks) indicating a population of crystals substantially larger than the remainder
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Porphyritic
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Well formed larger crystals in an extrusive igneous rock that give rise to a poryphyritic texture
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Phenocryst
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Partial melting of original rock, or separation of crystals that have formed early from the remainder of the melt
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Differentiation
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Melting of some minerals in a mixture before others
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Partial melting
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