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Density Science Definition
Density
Lava Science Definition
Lava
Magma Science Definition
Magma
Mineral Science Definition
Mineral
Crystal Science Definition
Crystal
Silicate Science Definition
Silicate
Cleavage Science Definition
Cleavage
Fracture Science Definition
Fracture
Hardness Science Definition
Hardness
Luster Science Definition
Luster
Ore Science Definition
Ore
Streak Science Definition
Streak
Gem Science Definition
Gem