Tanzanite Transformed: TanzaniteOne Introduces Quality Grading, Pricing Changes, and a Sight System

Although tanzanite is both rare and popular, its proliferation on TV shopping channels, wide availability in Tucson, and relatively low price per carat seem to contradict the laws of supply and demand. TanzaniteOne, the company that owns the rights to mine the world's prime tanzanite location, says tanzanite has become "commoditized due to the lack of a ubiquitous grading system and … this commoditization has caused a price distortion in which fine-quality goods are significantly underpriced and in the same instance lesser-quality goods are overpriced." TanzaniteOne has plans to remedy that "price distortion." The company, formerly called Afgem, has established the nonprofit Tanzanite Foundation, which has developed a quality-grading system that justifies a wider range of prices. Color. The new system's color-grading scales divide tanzanite colors into two different hues, blue vi
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