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Rocks

Teacher: Corpening
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Across
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Determines the grain of a rock. Slow cooling rocks have large crystals (coarse grain), fast cooling rocks have small crystals (fine grain).
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A dark, dense, igneous rock with a fine texture, found in oceanic crust
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rocks where layering does not occur - the mineral grains grow and rearrange but they don't form layers. EX: sandstone, marble
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a type of ingneous rock that generally contains large crystals and forms when magma cools slowly beneath Earth's surface.
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Particles glued together as mineral solutions harden
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Minerals that make up most of the rock's crust. 20 minerals make up the earth's crust.
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A usually light colored igneous rock that is found in continental crust
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A sedimentary rock that forms when rock fragments are squeezed together
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Processes by which rock, sand, and soil are broken down and carried away (i.e. weathering, glaciation)
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metamorphic rocks with crystals arranged in parallel layers or bands
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Particles squeezed together under great pressure
Down
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A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions.
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A type of rock that forms from the cooling of molten rock at or below the surface
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A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together
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particles that gather overtime to form rocks
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Sedimentary rock that forms when minerals crystallize from s sollution
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Igneous rock that forms from lava on Earth's surface
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Particles deposited as loosely packed sediment
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The particles of minerals or other rocks that give a rock its texture