Some Gemstones Are Simply Prettier Versions of Common Minerals

question 40

Multiple Choice

Some gemstones are simply prettier versions of common minerals.What makes them special in comparison to their more lackluster versions?

• A) their color
• B) the way light passes through the mineral
• C) the chemical composition of the mineral
• D) Both a and b are correct.
• E) Both a and c are correct.

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