What gives the gem amethyst its purplish color?
A. Titanium
B. Quartz
C. Iron
D. Oxygen
Iron gives the gem amethyst its purplish color.
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Asked 12/23/2015 6:50:09 PM
Updated 12/23/2015 7:07:30 PM
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yumdrea [12/23/2015 7:07:30 PM]
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