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Rocks - Coggle Diagram

- - - - lignite
        
        browncoal
        
        black coal
  - - - the ore of aluminium
    - - formed by geysers.and dropstone
- - - - Black rork, with small minerals
    - - grey rock with bigger minerals
    - - light coloured rock rich in quartz
  - - - intrusive pair of andesite
    - - intrusive pair of rhyolite, contains with quartz, feldspar and mica minerals.
    - - intrusive pair of basalt