Welcome to the Gem-A Blog. Here, you will find up-to-date information on the latest news and trends, exclusive features and regular reports from a host of gemmology insiders. Each month we will share highlights from our printed publications and take you behind-the-scenes at our popular Gem Central events. Would you like to submit an article for the Blog? Email us on email@example.com
Guy Lalous ACAM EG explores an updated summary of the inclusions in yellow danburite from Luc Yen, Vietnam, by Le Thi-Thu Huong, Kurt Krenn and Christoph Hauzenberger in The Journal of Gemmology in addition to examining its characterisation by optical means and micro-Raman spectroscopy.
In the last 12 months, an exceptional sapphire rush in eastern Madagascar saw thousands of people searching for precious treasure in one of the poorest places on earth. Rosey Perkins GG, an independent gemmologist based in London, shares this report from two visits to the island nation.
Painter Angie Crabtree has built a reputation as one of the most sought-after diamond artists, literally recreating every sparkling facet in incredible detail. Here, she shares her passion for painting gemstones (and the occasional watch movement) with Gems&Jewellery...
Gem-A is thrilled to announce that Andrew Cody, founder of leading Australian opal company, Cody Opal, has been awarded an honorary FGA in recognition of his exceptional services to gemmology and the wider industry.
Master Carver, member of the Board of Trustees of the German Gemstone Museum and board member of the Federal Association of the Gemstone and Diamond Industry, Patrick Dreher is one of the highly anticipated speakers at the Gem-A Conference 2017 not to be missed.
Guy Lalous ACAM EG summarises the discovery of features that could be used to distinguish between natural and synthetic ametrine from The Journal of Gemmology; from the orientation of growth striations to the interference patterns caused by twinning.
Korite is at the forefront of ammolite mining and production, with plans now in place to expand its operation in Canada. Sarah Jordan speaks to the company's president, Jay Maull, to discover how a booming Chinese market, Feng Shui and adventurous jewellery designers are supporting this fascinating gemstone.
This article by Guy Lalous ACAM EG summarises the nature of opinions on geographical origin reports from The Journal of Gemmology discussing ways to improve the helpfulness and transparency of gemmological testing and grading reports.
It is always an exciting time of year when Rio Tinto unveils what has been discovered at its Argyle diamond mine. Typically, this is beautiful pink diamonds, with the occasional purplish violet tones. Even rarer still are the fancy red diamonds, that remain a mysterious quantity even today.
Lily Faber FGA, gemmology and diamond tutor at Gem-A unveils the striking tones of Peridot, the August birthstone; a fitting beauty of nature to compliment the vibrant and zesty 2017 Pantone Colour of the year, 'Greenery'.