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Gem Hub

Welcome to Gem Hub, an educational resource for aspiring and professional gemmologists across a range of disciplines. Here you will find articles dedicated to enhancing your gemmological knowledge as well as informative features that delve deeper into specific topics. 

If you would like to submit an article to Gem Hub, contact the editor.

Gem Hub - gem hub - Ring with ‘Imperial green jade from Myanmar courtesy of Stanley Chu alongside a 0.54 ct Guatemalan jade cabochon. Photo by S. I Liu

Gem-A News

27 Jun 2024

Gem-A Launches Summer 2024 Issue of The Journal of Gemmology with a Spotlight on Green Jadeite-Omphacite Jade from Myanmar, Guatemala and Italy

Gem-A
Gem Hub - gem hub - Blue paste ovel faceted 1

Blog

14 Jun 2024

Gem Knowledge: What is Artificial Glass ‘Paste’ in Antique Jewellery

Gem-A
Gem Hub - gem hub - Beryl Emerald Comma shaped Inclusions Natural 3800 ©GemA PD Copy Copy

Blog

14 Jun 2024

Gemmology Insights: Once in a Lifetime Inclusions for Gemmologists

Gem-A
Gem Hub - gem hub - Peridot 6525 PD

Blog, Gem Knowledge

23 May 2024

Gemmology Insights: Why is Peridot Described as Oily?

Gem-A
Gem Hub - gem hub - December blog

Gem-A News

22 May 2024

PRESS RELEASE: Alan Hart FGA DGA Steps Down as Gemmological Association of Great Britain (Gem-A) CEO

Gem-A
Gem Hub - gem hub - 14118 Spinel©GemA HM e1715788160302

Gem Knowledge

14 May 2024

Understanding Spinel: A Gemstone with Brilliance and Vibrancy

Gem-A
Gem Hub - gem hub - W25

Gem Knowledge

26 Apr 2024

Why Does the Study of Gemmology Matter?

Gem-A
DeYoung Red Diamond

Diamond Guide

25 Apr 2024

Gemmology Insights: What Makes Red Diamonds So Rare?

Gem-A
Gem Hub - gem hub - Polished specimens of silicified coral. Composite photo by J. Liu

Gem-A News

2 Apr 2024

PRESS RELEASE – Gem-A Launches Spring 2024 Issue of The Journal of Gemmology Focusing on Silicified Coral from Indonesia

Gem-A
Gem Hub - gem hub - December JoG 2023 1

Gem-A News

27 Mar 2024

PRESS RELEASE: AGA Announces 2024 Gemological Education Scholarship and Research Grant

Gem-A
Gem Hub - gem hub - conch pearls 26.10cts Palagems CREDIT

Gem Knowledge

12 Feb 2024

Understanding Rare Non-Nacreous Pearls

Gem-A
Gem Hub - gem hub - No.2 Moldavite

Gem Knowledge

12 Feb 2024

Beginner’s Guide: Understanding the Formation of Natural Glass

Gem-A
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