1. Presented by: Mark Zoren B. Valmonte
Igneous Processes I
Presented by: Mark Zoren B. Valmonte
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2. Where do rocks melt?

3. -Layers of the Earth diagram
The rocks start to melt at the upper mantle (200km deep from the surface of the earth
Takes degrees to melt a rock (To turn it into a molten rock called “Magma”)

4. What happens when rocks melt?

5. Igneous Processes
Diagram of the Rock cycle

6. What is magma? Magma is a semi-molten rock
Found under the surface of the Earth
Have high silica content
*Temp. of magma is around 800 C to 1100°C

7. What is Magma made of?

8. Main Components of Magma
Silicon
Oxygen

9. Sub components of Magma
Iron
Aluminum
Calcium
Potassium
Magnesium
Sodium

10. References http://images.wisegeek.com/silicon.jpg

11. Thank you for listening and watching
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