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This unique and exceptional gemstone is an ideal choice for high-end jewelry and collectors alike. Refractive Index : The refractive index of Paraiba Tourmaline ranges from 1.62 to 1.64, which is relatively high and allows it to reflect light in a dazzling way.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.