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Another Tanzanite Treatment
https://www.gemologyonline.com/Forum/phpBB2/viewtopic.php?f=50&t=19533
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Author:  Barbara O. Ellis [ Tue Mar 18, 2014 1:11 pm ]
Post subject:  Another Tanzanite Treatment

http://www.gia.edu/gia-news-research-ti ... 2014-03-17 :?

Author:  G_Madison [ Wed Jan 07, 2015 3:53 am ]
Post subject:  Re: Another Tanzanite Treatment

Incredible, as if the cobalt garbage was not enough to look for. :x

Author:  Barbra Voltaire, FGG [ Wed Jan 07, 2015 12:42 pm ]
Post subject:  Re: Another Tanzanite Treatment

I wouldn't worry about this too much.

Author:  Elena Andia [ Sun Feb 22, 2015 10:24 am ]
Post subject:  Re: Another Tanzanite Treatment

I read this publication some months ago and It's really curious how the treatments are advancing and increasing so fast.

Sometimes it results me scaring

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