Composition of the Earth

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Igneous Rock formation

Formed from cooling and freezing of magma or lava. Contains various minerals.

Sedimentary Rock formation

Formed by compression of deposited materials. Consists of layers and may contain fossils.

Metamorphic Rock formation

Formed from high pressure and temperature. Harder than the original rocks.

Igneous Rock Characteristics

Cooling and freezing process. Mineral composition.

Sedimentary Rock characteristic

Consists of many layers which are sometimes hollow and contain fossils.

Metamorphic Rock characteristic

Usually harder than the original rocks that formed them.

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