Challenges in Orienting Alexandrite: The Usambara and Other Optical Effects in Synthetic HOC-Grown Russian Alexandrite
Overview and commentary on the 2013 Journal of Gemmology article “Synthetic alexandrites grown by the HOC method in Russia: Internal features related to the growth technique and colorimetric investigation.”
Beryllium in Blue Sapphires, Both Natural and Diffusion-Treated
Overview and commentary on the 2013 InColor article “Blue Sapphires and Beryllium: ‘An Unfinished World Quest.’”
一窥俄罗斯钻石贸易 (英语)
Overview and commentary on the 2013 Russian Diamonds and Jewellery article “New Reality of the Russian Jewellery Market.”
What Possesses Bidders at Auction? This Article Offers Some Clues
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