33 Grams Green Tourmaline Rough Crystals – Untreated Green Tourmaline Rough Stones

Green Tourmaline Rough Crystals – Untreated Verdelite, Afghanistan Origin These untreated green tourmaline rough gemstone are sourced directly from Madagascar, one of the world's primary producers of gem-quality verdelite tourmaline. Each piece of these natural verdelite tourmaline rough in this small lot displays the mineral's characteristic prismatic habit with natural striations along the crystal length — a signature of formation within granitic pegmatites. All crystals of these green tourmaline rough crystal lot are entirely untreated — no heat, no irradiation, no filling. These green tourmaline crystals for collectors makes well-suited for lapidaries planning to cut and facet, as well as mineral collectors who prefer unaltered natural specimens As the October birthstone, these pieces are also popular for custom birthstone jewelry commissions. Product Details Stone: Tourmaline (Elbaite / Verdelite variety) Color: Green Origin: Afghanistan Treatment: No Treatment Carat Weight Range: 2ct–15c Total Weight: 33 grams Birthstone: October FAQs Is this green tourmaline rough treated? No, these are completely untreated natural green tourmaline rough crystals with no heat, irradiation, or filling. Where does this green tourmaline rough come from? These natural verdelite tourmaline crystals are sourced from Madagascar, known for producing gem-quality green tourmaline. Can these rough crystals be used for cutting and faceting? Yes, the raw crystals are suitable for lapidaries, gemstone cutters, and collectors interested in green tourmaline rough for faceting and custom jewelry.