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