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Geography - Coggle Diagram

- - - - fossil fuels
        
        many layers of dead vegetation
        
        underwater with many layers of sedimentation
        
        turns into oil and gas
      - long geographic process
    - - formed by crystalisation of magma
      - gold, copper, diamonds, etc
      - kimberlite pipes
        
        found in South African craton
        
        layers of crystallised diamonds
        
        due to erosion and weathering reaches the surface
    - - used for construction
      - sediment, gravel
      - close to earth surface
      - not as long geological process and not as expensive