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Linarite from Hoppel Collection
What Possesses Bidders at Auction? This Article Offers Some Clues

Overview and commentary on the 2013 Rocks & Minerals article “The Heritage Auction of the Hoppel Collection”.

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Diamond from Mir Mine in Russia
A Glimpse into the Russian Diamond Trade

Overview and commentary on the 2013 Russian Diamonds and Jewellery article “New Reality of the Russian Jewellery Market”.

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Mint-green chrysoberyl.
Distinguishing Between Natural and Synthetic Green Chrysoberyl

Overview and commentary on the 2013 Journal of Gemmology article “Natural and synthetic vanadium-bearing chrysoberyl”.

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Sapphire crystals
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'”.

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HOC synthetic alexandrite inclusion.
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”.

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Titanium-bearing synthetic alexandrite and chrysoberyl

Overview and commentary on the 2013 Journal of Gemmology article “Titanium-bearing synthetic alexandrite and chrysoberyl.”

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Ammolite: an organic jewel

Overview and commentary on the June 2013 Rock & Gem article, “Ammolite: an organic jewel”.

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Abstract Header from the 2009 issue of Gems & Gemology
Abstracts; Autumn 2009

This article, from the Autumn 2009 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.

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Abstract Header from the 2009 issue of Gems & Gemology
Abstracts; Winter 2009

This article, from the Winter 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

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Abstracts; Winter 1991

This article, from the Winter 1991 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

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