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 This email address is being protected from spambots. You need JavaScript enabled to view it.

Investigating Ammolite with Canadian Mining Specialist Korite

Investigating Ammolite with Canadian Mining Specialist Korite

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.

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Speaker in the Spotlight: Q&A with John Benjamin

Speaker in the Spotlight: Q&A with John Benjamin

A Freeman of the Goldsmiths’ Company, Founder Liveryman of the Worshipful Company of Arts Scholars as well as a regular contributor to BBC Televsion's Antique Roadshow, John Benjamin sits down with Gem-A to discuss his passion behind antique collectibles.

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Investigating the Opinion of Laboratory Reports and Geographic Origin of Gemstones

Investigating the Opinion of Laboratory Reports and Geographic Origin of Gemstones

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.

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Marcia Lanyon Announces Plans to Retire from the Industry

Marcia Lanyon Announces Plans to Retire from the Industry

Founder of Marcia Lanyon Ltd, a global gemstone supplier to leading jewellery designers, Marcia Lanyon has announced she is to retire from the industry towards the end of 2017.

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Can Gemstones Bring Prosperity to Malawi?

Can Gemstones Bring Prosperity to Malawi?

Deborah Craig FGA DGA, head of the Africa Team at International Women in Mining (IWIM) and board member within the organisation, reports on her recent trip to Malawi.

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Gemstone Photographer of The Year 2017 Is Back!

Gemstone Photographer of The Year 2017 Is Back!

Every year Gem-A gives its members and students the chance to show off their skills with the camera lens and creative eye for innovation with its gemstone photographer of the year competition. Have you got what it takes to be Gem-A's gemstone photographer of 2017?

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Rio Tinto Reveals The 2.11ct Argyle Everglow Red Diamond

Rio Tinto Reveals The 2.11ct Argyle Everglow Red Diamond

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.

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Birthstone Guide: Peridot for Those Born in August

Birthstone Guide: Peridot for Those Born in August

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'.

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