Tanzanite Ring / new- 0.94 g - (1)

Ring Tanzanit / new Set in 925 sterling silver Weight: 4.7 ct / 0.94 g 5.2 mm x 4.8 mm New and unworn Ring size: U 54 UK N US 6.8 FR 14 Inner diameter: 17.2 mm Tanzanite is a blue to violet variety of the mineral zoisite. Like the pink variety thulite, it is used exclusively as a gemstone. Tanzanite crystallizes in the orthorhombic crystal system and typically develops transparent, prismatic to columnar crystals that can reach several centimeters in length and display a glassy luster on their surfaces. Cleavage planes, by contrast, shimmer more pearlescent Shipping as insured registered mail

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