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ABOUT
Tourmaline
Tourmalines have a variety of exciting colors with one of the widest color ranges of any gem.
Why we love this gemstone
TRIGONAL SYSTEM
Tourmaline crystallizes in the trigonal system; no other common mineral has three-sided prisms.
WATERMELON VARIETY
Watermelon tourmaline is green on the outside and a delicious pink on the inside.
LIDDICOATITE
Liddicoatite tourmaline was named for beloved former GIA President Richard T. Liddicoat.
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