What gives the gem amethyst its purplish color?
A. Titanium
B. Oxygen
C. Iron
D. Quartz
Iron gives the gem amethyst its purplish color.
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Asked 11/12/2013 11:00:25 PM
Updated 11/30/2017 8:12:44 AM
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Masamune [11/30/2017 8:12:43 AM], Confirmed by
Masamune [11/30/2017 8:12:44 AM]
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