Rocks and Soil

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The wearing away of soil and rock by the action of water, glacier, waves, wind, sun, and gravity.

Any of the chemical or mechanical processes by which rocks exposed to the atmosphere and undergoes changes in character and break down.

A layered rock resulting from the compaction and cementation of sediment.

Conversion of newly deposited sediment into a solid rock.

Naturally occuring molten rock material generated and found within the Earth.

The laying-down of rock-forming material naturally

Rock formed by cooling and solidification of lava above the Earth's surface.

Soil with 40% Sand, 40% Silt and 20% clay is referred to as