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Minerals - 1ºESO
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The colour of the powder produced when a mineral is scratched
Streak
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Characteristic shape of some minerals that reflect their crystalline structure.
Habit
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Colour of the poweder produced when a mineral is scrached
Streak
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Minerals are solid, inorganic, natural, they have a crystalline structure and a definite ____________________.
Chemical composition
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How the mineral reflects ligh
Lustre
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They are not liquid or gas
Solid
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Not human-made
Natural
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Their particles are arranged form geometric structures
Crystalline structure
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