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Colombian independent miners
Colombian Emerald Industry: Winds of Change

A first-hand look at Colombia’s emerald mines and the cutting and trading industry in Bogotá.

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El Pulpito, the landmark overlooking the Chivor mine
In Rainier’s Footsteps: Journey to the Chivor Emerald Mine

Chronicles the famed emerald source through the adventures of Peter W. Rainier, who directed the mine from 1926 to 1931 and restored its former glory.

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Jaipur, India: The Global Gem and Jewellery Power of the Pink City

Examines Jaipur’s role as a coloured stone cutting and jewellery manufacturing centre, with profiles of 17 companies and their factory, trading and retail operations.

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Article
Landmark Articles from
Gems & gemmology

For eight decades, Gems & Gemology, GIA’s peer-reviewed quarterly journal, has educated generations of readers and protected the gem-buying public. We share ten landmark articles that were particularly significant to gem and jewellery professionals.

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Article
80 Years of Gems & Gemology

Over these eight decades, G&G has been a critical resource for the gem and jewellery industry. Groundbreaking articles on diamond grading appeared as early as the 1940s. Through the Lab Notes section, GIA gemmologists reported on the latest treatments and synthetics, which helped to protect the trade and the public.

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Indian necklace
Article
Jewellers to the Maharajas of Jaipur and Modern-Day Moguls

Enter a world not well-known in the West—the world of the maharajas and their jewellery, coveted by the modern-day moguls of business, entertainment and royalty. See the fantastic works of art made today in the form of enamelled Kundan meena jewellery and the regal look of polki diamonds.

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Colored Gems – Mine to Market
Article
Mine to Market: The ‘Adventure Story’ of Coloured Stones

A GIA team travels the world to discover and document what happens as coloured gems travel from mine to market.

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Article
Jaipur, India: The Emerald Cutting and Trading Powerhouse

Jaipur, India, is a leading emerald cutting and trading centre for the global gem and jewellery industry. See inside the industry with a GIA field team, and learn the intricacies of a business seldom seen by the public or most members of the industry.

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Worker attaching wax forms
Article
Shenzhen: The Frontier of China’s Gem and Jewellery Industry

All jewellery professionals are familiar with the city of Shenzhen, a global jewellery manufacturing centre and a leader of China’s fast-growing gem and jewellery industry. Join the GIA team as we tour the city and discover more about its leading jewellery brands.

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Emeralds
Article
Pardieu Shares Tales of Afghan Gem Exploration

Pardieu travels directly to the source to verify the origin of gemstones.

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