Four Treasures Reference Database
Record No. 2588
A holistic method to determining gem origin
Journal Article
Gübelin Gem Lab Ltd. (2006) A holistic method to determining gem origin. Jewellery News Asia, September, pp. 118–126.
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corundum, inclusions.5,Gems
In this last of this series on origin determination, Gübelin Gem Lab talks about “holistic” diagnosis of features that can differentiate gems coming from different sources but created under similar conditions.