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IGNEOUS ROCKS

IGNEOUS ROCKS. They come from magma but … WHAT IS MAGMA. Yes, they come from magma but … WHAT IS MAGMA. WHERE DOES MAGMA COME FROM?. WHERE DOES MAGMA COME FROM?. WHERE DOES MAGMA COME FROM?. WHERE DOES MAGMA COME FROM?.

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IGNEOUS ROCKS

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  1. IGNEOUS ROCKS

  2. They come from magma but…WHAT IS MAGMA

  3. Yes, they come from magma but…WHAT IS MAGMA

  4. WHERE DOES MAGMA COME FROM?

  5. WHERE DOES MAGMA COME FROM?

  6. WHERE DOES MAGMA COME FROM?

  7. WHERE DOES MAGMA COME FROM? It comes fromthecrust (notfromthecore) and itisproduced at thetectonicplatesboundarieswherefrictiontakes place.

  8. Wheredoessolidificationtake place?

  9. Wheredoessolidificationtake place? • Volcano • Aboveground • Magma chamber • Underground

  10. Coolingspeed • Volcano • Aboveground • Magma chamber • Underground

  11. Coolingspeed • Volcano • Aboveground • Quick • Magma chamber • Underground • Slow

  12. Growth of crystals Video oncrystalgrowth: http://www.youtube.com/watch?v=-fGD4NHgp6c

  13. Coolingspeedaffectstocrystallization • Volcano • Aboveground • Quick • Small minerals • Magma chamber • Underground • Slow • Big minerals

  14. Textures

  15. Textures

  16. Textures

  17. Textures

  18. LowMediumHigh Clay Slate Schist Gneiss Limestone Marble Sandstone, graniteQuarzite Withfoliation META-MORPHIC Withoutfoliation Volcanic Plutonic Basalt Granite Gabbro IGNEOUS

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