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
On Tuesday March 27 2018, Gem-A’s new editorial coordinator, Dr Sarah Bremner, joined a gathering of the Society of Jewellery Historians at the Society of Antiquaries in Central London for their March lecture: ‘Gold of the Scythians: art, culture and techniques’. Here, she summarises their fascinating lecture.
We often hear the phrase “the sap is rising” in reference to the early days of spring, which makes the sunny glow of amber a most appropriate gem for those born under the star sign of Taurus (20 April – 21 May). Here, Gem-A senior tutor, Rona Bierrum FGA DGA, shares some of the myths and legends that surround amber.
With some of the industry's biggest players experimenting with blockchain technology, Gem-A tutor Beth West FGA DGA, discusses the turbulent history of diamonds and how this emerging digital ledger can help to redeem their reputation among customers.
Guy Lalous ACAM EG is on-hand to summarise some of the more in-depth articles from Gem-A's The Journal of Gemmology. Here, he delves into a feature on Mexican amber and the use of FTIR spectroscopy to determine provenance from the Winter 2017 issue.
Although once known as 'bad luck', opals are fast becoming one of the most sought after gemstones in jewellery collections. But what makes one opal worth thousands and others mere pounds and pence? Here, Gem-A Instruments manager, Samatha Lloyd FGA EG, offers a quick but essential guide to opal value factors and what distinguishes a fantastic specimen from an average one.
Gem-A gemmology tutor Lily Faber FGA EG delves into the history and properties of bloodstone - an alternative birthstone for the month of March.
Guy Lalous ACAM EG presents us a historical review, and an updated overview, of the Brazilian coloured stone industry. His latest Journal Digest from Gem-A’s Journal of Gemmology (Winter 2017. 35.8) also examines the effects of China’s emergence as a consumer market on Brazil’s gem industry.
Gem-A gemmology tutor Lily Faber FGA EG explores the history of amethyst and its significance as the birthstone of February - the most romantic month of the year.
Sarah Steele FGA DGA, visits a growing community of gem cutters in Newcastle who are quietly, but effectively, pushing boundaries.
Guy Lalous ends the year with his final Journal Digest of 2017 by exploring the chemical and mineralogical characterization of garnets found at the Arikamedu archaeological site in South India and their linkage to the rough material sourced from the Garibpet Deposit, roughly located 640 km away in Telangana State, east of the city of Hyderabad, India.
Here is a sneak peak 'Gem Notes' from the upcoming Journal of Gemmology Vol.35/No.8, where Robin Hansen FGA, curator of the Earth Science Department at the Natural History Museum, London, takes us through the gemmological, mineralogical and historical background of two fascinating cameos from the late 1800s.