True Blues: Chris Smith’s Amazing Adventures with Tanzanite
http://www.colored-stone.com/stories/mar09/tanzanite-blues.cfm
Useful links:
www.aglgemlab.com
www.agta-gtc.org
www.tanzanitefoundation.com
www.tanzaniteone.com
Interesting development. I don't know if the trade and consumers are willing to pay a premium for natural-color, as opposed to heated tanzanite—similar to that for sapphire. We will know more as events unfold in the coming months.
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