Rock Cycle

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Rock Cycle
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Questions for Today

• What is the Rock Cycle?
• What are the different stages of the Rock Cycle?
• How do the different types of Rock Form and How
  are they related?

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Remember

• What is a mineral?
• Naturally Formed (It forms on its own!)
• Solid
• With a definite chemical Composition
• A Characteristic Crystalline Structure
• Minerals are the building block of Rocks

4
Remember

• Three types of Rock
• Sedimentary
• Sandstone, Siltstone, Limestone
• Metamorphic
• Slate, Gneiss, and Marble
• Igneous
• Granite, Basalt, and Pumice

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The Rock Cycle

• Rocks are all interrelated through the processes
  that form them.
• The Rock Cycle are the interactions of physical
  and chemical processes that change rocks from one
  type to another.
• The Rock Cycle is the slowest of the earths
  cyclical processes.

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The Rock Cycle

• The earths materials are recycled over millions
  of years by three processes
• Melting
• Erosion
• Metamorphism
• Rocks from any of the three classes can be
  converted to rocks of the other two classes, or
  can be recycled within its own class.

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Rock Cycle Terms

• Sedimentary Processes
• Transportation/Erosion
• Deposition
• Deposition of eroded material
• Lithification
• To become rock, usually through cementation
• Uplift
• Exposure of crustal rock to the atmosphere

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Rock Cycle Animation

• Interactive Rock Cycle