The Gems&Jewellery Summer Issue 2017 Has Arrived!

The Gems&Jewellery editorial team are excited to announce the release of Gems&Jewellery Summer 2017 Vol 26 / No. 2.

The issue is packed full of content and has contributions from a wide range of authors: Richard Hughes FGA, Alan Hodgkinson FGA DGA, Carmen Garcia-Carballido FGA DGA L. Geology Msc EurGeol, Louise Tippey, Kate Flitcroft FGA, Belinda Morris, Renée Newman GG, Chrissie Douglas and Rui Galopim de Carvalho.

Highlights of the issue include a look at ammolite, also known as 'nature's sleeping beauty', and how the art of Feng Shui is driving a big market for this extremely rare gemstone. 

Readers can also discover an interview with Columbia Gem House president, Eric Braunwart, who discusses ethical sourcing and the soaring popularity of American gemstones. 

We are also pleased to feature an extract from Pearl Buying Guide: How to Identify & Evaluate Pearls by Renée Newman GG. This brilliant book delves into all aspects of pearls, including the many treatments that are currently used in the pearl market. 

For this month's Big Picture, we turned to Richard Hughes FGA, who shares an image of sapphire miners in Ilakaka, Madagascar, from his new book Ruby & Sapphire: A Gemologist’s Guide.

You will also find a host of regular features in this season's issue, including an exceptional student project, round-ups of the recent Scottish Gemmological Association Conference and AGS Conclave, and insightful opinions from the international Gem-A community. 

The Gem-A publication team hope you enjoy reading this issue as much as we have enjoyed putting it together. Gem-A members look out for your copies of Gems&Jewellery, which are on their way to you now. Alternatively you can log in to access your online copy here. ■ 

Interested in finding out more about gemmology? Sign-up to one of Gem-A's courses or workshops.

If you would like to subscribe to Gems&Jewellery and The Journal of Gemmology please visit Membership.

Cover image: Thin-film inclusion in a Brazilian topaz crystal. Oblique plus transmitted illumination. Area photographed approximately 1.50 x 2.00 mm. Image courtesy of Anthony de Goutière GG.

An Update on Identification Features of Treated Baltic Amber

An Update on Identification Features of Treated Baltic Amber

Guy Lalous ACAM EG explores a detailed characterization of Baltic amber samples treated in experiments by Wang et al.(2014) in The Journal of Gemmology, whilst discussing the criteria for identifying heat-treated amber using standard gemmological instruments, FTIR and Raman spectroscopy.

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Speaker in the Spotlight: Q&A with Adonis Pouroulis

Speaker in the Spotlight: Q&A with Adonis Pouroulis

Adonis Pouroulis, Non-Executive Chairman of Petra Diamonds is an expert entrepreneur in the exploration and mining of natural sources from diamonds to base metals across Africa. As a leading independent diamond mining company, Petra is a key supplier of some of the most culturally significant stones, involving the sorting, mining, processing and sale of rough diamonds.

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