Post subject: Re: Vanadium and Chromium-Bearing “Color-Change” Pyrope Garn
Posted: Thu Jan 21, 2016 11:01 pm
Valued Contributor
Joined: Tue Apr 30, 2013 1:41 pm Posts: 172
This material showed a pretty consistent 1.736 RI for all the samples tested. However, the stones tested for the study don't include the large 5 pieces in the lead photo.
There is a red button to download the full paper at the above link.
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Post subject: Re: Vanadium and Chromium-Bearing “Color-Change” Pyrope Garn
Posted: Mon Jan 25, 2016 5:37 pm
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Joined: Mon May 14, 2007 11:00 am Posts: 1133 Location: Monterey, CA
Nathan Renfro wrote:
This material showed a pretty consistent 1.736 RI for all the samples tested. However, the stones tested for the study don't include the large 5 pieces in the lead photo.
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