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Solve the inequality.
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Eroded Rocks
Rocks that have been worn down or broken apart by the forces of weathering and erosion.
Cleavage
The tendency of a mineral to break along smooth flat surfaces according to its crystal structure.
Luster
The way a mineral reflects light from its surface, which can be metallic, glassy, dull, etc., and is used in mineral identification.
Color
The characteristic of visual perception described through hue, saturation, and brightness.
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