No reserve price - 1 pcs Green, Violet Tanzanite, Zoisite - 2.03 ct - International Colored Gemstone Association (ICA GemLab) - Rare Bi Color Unheated

Tanzanite is a strikingly beautiful gemstone known for its captivating blue to violet hues, and it belongs to the zoisite mineral family. This particular specimen is noted as a rare bi-color stone with green and violet shades, highlighting an unusual and captivating color zoning uncommon among typical tanzanites. Tanzanite is almost exclusively found in Tanzania, near Mount Kilimanjaro, making it geographically unique and relatively rare. The gem weighs 2.03 carats and is identified as unheated, meaning it retains its natural color without undergoing heat treatment, which is commonly applied to enhance tanzanite's signature blue-purple tones. The bi-color nature, combining green and violet hues, suggests a fascinating natural crystal formation that appeals to collectors and enthusiasts intrigued by distinctive color variations. Zoisite itself is a calcium aluminum silicate mineral that crystallizes in orthorhombic systems, with tanzanite representing a rare and desirable variety. Certified by the International Colored Gemstone Association (ICA GemLab), this stone offers assurance of origin and authenticity. Bi-color tanzanite specimens are captivating for their unique aesthetic and rarity, making them sought-after collector pieces and gorgeous additions to bespoke jewelry.