Or Tri-color are Green and Red with a White separation. The vast majority of the stones are obscure or heavily included. Clean Gems are much more expensive. Definitely one-of-a-kind Gems. Watermelon Tourmaline is a highly valued Collectors Gemstone.
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SwissGemShop
Your source of loose Precious & Semi Precious Gemstones Gem quality Gemstones at sale price A lot of information to learn about Gemstones