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pressure applied to body equally on all sides, usually as a result of burial. |
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pressure greature in one direction than the others. usually as a result of plate tectonic forces. Includes shear and compression. |
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metamorphic rock texture, characterized by aligned mineral grains, to give the appearance of layering. |
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The measure of increasing temperature with increasing depth into Earth's subsurface. |
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What type of plate boundary are most metamorphic rocks formed? |
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Convergent plates moving towards each other. |
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Compressive Stress will cause recrystallizing minerals to grow? |
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perpendicular to stress direction. |
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Shear Stress will cause recrystallizing minerals to grow? |
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parallel to stress direction |
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contact metamorphism derives its heat mainly from what? |
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What two rock characteristics might change during metamorphisim? |
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Common use for slate and marble |
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Slate:chalkboards,decorative stone,pool tables,roof shingles. marble:countertops,flooring,statues,grave stones. |
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Which type of metamorphisim results from magma body baking surrounding rock? |
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