layers
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inner core
rigid solid
lithophere
rigid solid
lower mantle
strong plastic solid
Materials in the mantle
Iron, Magnesium, Silicon, Oxygen
Core: Rock or Metal
Metal
Crust: Rock or Metal
Rock
Mantle: Rock or Metal
Rock
Materials in the crust
Silicon, Oxygen, Aluminum, Calcium, Sodium
Materials in the core
iron and nickel (Fe and Ni)
outer core
liquid
asthenosphere
weak plastic solid
