21.8 mm Tanzanite Sphere Tanzania SPG21
Tanzanite is one of the birthstones for December
Tanzanite sphere is rare because the gem, tanzanite, is rare. It only occurs in one place in the world, you guessed it, Tanzania.
Tanzanite is a variety of zoisite. The bluish-violet color is achieved by heat treating which is widely accepted and actually increases the value of the stone. Some dark blue stones my have additional treatment, like a coating, not necessarily acceptable. The stone for this sphere is violetish-blue with one section very pretty and quite dark violet.
Dale made the sphere and he did a great job. The sphere shines like glass but it is not perfectly round which is reflected in the lower price.
This tanzanite sphere is great for a sphere collection. Although this sphere is not sold as a gem, since it is a gem and small enough, it will be great set into jewelry.
The sphere has 21.8″diameter and it weighs about 19.7 g. Origin: Tanzania.
Price: $475.00. Shipping is free in the USA. For other countries, please see Store Policies