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 editor@gem-a.com


Gold of the Scythians: Art, Culture and Techniques

Gold of the Scythians: Art, Culture and Techniques

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.

Read more


Myths and Legends: Discover the Ancient Link Between Amber and the Sea

Myths and Legends: Discover the Ancient Link Between Amber and the Sea

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. 

Read more


As Transparent as a Diamond? Why Blockchain Technology is Making Headlines

As Transparent as a Diamond? Why Blockchain Technology is Making Headlines

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.

Read more


Characterising Mexican Amber From the Yi Kwan Tsang Collection

Characterising Mexican Amber From the Yi Kwan Tsang Collection

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. 

Read more


Birthstone Guide: Diamond for Those Born in April

Birthstone Guide: Diamond for Those Born in April

For those lucky enough to be born in the month of April, the diamond is their birthstone. Here, Gem-A tutor Lily Faber FGA EG explores one of the world's most coveted gemstones.

Read more


How to Assess the Value of an Opal: A Beginner's Guide to Pricing

How to Assess the Value of an Opal: A Beginner's Guide to Pricing

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. 

Read more


Birthstone Guide: Bloodstone for Those Born in March

Birthstone Guide: Bloodstone for Those Born in March

Gem-A gemmology tutor Lily Faber FGA EG delves into the history and properties of bloodstone - an alternative birthstone for the month of March. 

Read more


Coloured Stones from Brazil. Past, Present and Future

Coloured Stones from Brazil. Past, Present and Future

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.

Read more


Birthstone Guide: Amethyst for Those Born in February

Birthstone Guide: Amethyst for Those Born in February

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.

Read more


Discovering Agates on the Shores of Cornwall

Discovering Agates on the Shores of Cornwall

Cally Oldershaw FGA DGA describes the thrill of finding agate on the shores of Cornwall and reveals how these subtly-toned gemstones are shaping her jewellery collections in collaboration with geologist and lapidarist, Ben Church.

Read more


Industry leaders unite for 'Diamond Terminology Guideline'

Industry leaders unite for 'Diamond Terminology Guideline'

How should you be referring to synthetic diamonds? Nine leading industry organisations, including CIBJO, the World Federation of Diamond Bourses (WFDB) and the Diamond Producers Association (DPA) have released a jointly developed terminology guide to clear-up the confusion. Read it here...

Read more


Gemstone of Passion: Padparadscha sapphire

Gemstone of Passion: Padparadscha sapphire

Considered to be among the most beautiful of the corundum gems with its delicate colour, Padparadscha sapphire has recently hit the headlines thanks to Princess Eugenie of York’s engagement ring. Here, we explore this majestic gemstone fit for royalty.

Read more


Glass Simulants of Gems and Enhancement of Natural Gem Materials in the 16th Century

Glass Simulants of Gems and Enhancement of Natural Gem Materials in the 16th Century

Guy Lalous summarises the state of making glass simulants of gems in the 16th Century, as well as exploring the historical information we have available on the enhancement of natural gem materials.

Read more


Discover the Storytelling Powers of Master Gem Carvers

Discover the Storytelling Powers of Master Gem Carvers

Deborah Mazza FGA explores how contemporary gem carvers are continuing an age-old artistic tradition of storytelling through gemstones.

Read more


Greenland Ruby: The Mighty Aappaluttoq Arises

Greenland Ruby: The Mighty Aappaluttoq Arises

With an opulent supply of rubies and pink sapphires, mining company Greenland Ruby is set to become an influential supplier of coloured gemstones. Here, International Women in Mining board member, Deborah Craig FGA DGA, shares her experiences in Greenland.

Read more


Birthstone Guide: Garnet For Those Born In January

Birthstone Guide: Garnet For Those Born In January

If you're lucky enough to be born in January then the beautiful, bright and vibrant garnet is your birthstone. A rainbow jewel of the gem world, garnet displays the greatest variety of colour of any mineral and is one of the very few untreated gems in the industry.

Read more


Challenging Perceptions: Meet the Gem Cutters Thriving in Newcastle

Challenging Perceptions: Meet the Gem Cutters Thriving in Newcastle

Sarah Steele FGA DGA, visits a growing community of gem cutters in Newcastle who are quietly, but effectively, pushing boundaries.

Read more


Gold Fever in Arizona

Gold Fever in Arizona

With its legends of gold seekers and treasure hunters, Arizona is still drawing the gaze of gemmologists and history enthusiasts to this day. Gem sculptor Helen Serras-Herman FGA takes us on a journey to this 'gold fever' state.

Read more


The Source of Garnets Found at The Arikamedu Archaeological Site in South India

The Source of Garnets Found at The Arikamedu Archaeological Site in South India

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.

Read more


Discover Two Bewitching Cameos at the Natural History Museum, London

Discover Two Bewitching Cameos at the Natural History Museum, London

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.

Read more


 

CONTACT US

If you can't find what you're looking for or you have any further questions, email us at information@gem-a.com .