101.%20Metamorphic%20Rocks

101.%20Metamorphic%20Rocks - Metamorphic Rocks Time Effects...

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Metamorphic Metamorphic Rocks Rocks Time Effects Time Effects Lecture 10 Lecture 10 Metamorphic Rocks Metamorphic Rocks Page 1 of 16
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Compaction Compaction Character of the rock Character of the rock unit is controlled by unit is controlled by the characteristics of the characteristics of the original the original sedimentary deposit sedimentary deposit Clay rich units will Clay rich units will have smaller pores have smaller pores and more chemical and more chemical variability variability Drives out water Drives out water Page 2 of 16
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Diagenesis: soft sediment becomes hard rock Page 3 of 16
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Heating Heating Geothermal Gradient Mineral forms change with temperature/pressure Page 4 of 16
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