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The layers of the geosphere, rocks and minerals (THE LAYERS OF THE…

- - - - Hottest part
      - Two parts
        
        Outer core
        
        Inner core
      - Made of nickel and iron
- - - - Resistance of a mineral has to breaking or bending
      - If not = tough
      - It breaks easly = brittle
    - - How their surface refects light
        
        Adamantine
        
        Metallic
    - - Mohs scale
      - Talc (1) Diamond (10)
      - Resistance of a mineral to begin scratched by another mineral / object
    - - How a mineral breaks when hit
      - Fracture = a mineral breaks into irregular (fragments)