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Rough Emerald
Article
Emerald Description

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colours.

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Parisite inclusion in emerald.
Inclusions in Natural, Synthetic and Treated Emerald

Provides a visual guide to the internal features of natural, synthetic and treated emeralds.

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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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Exploring Zambia’s Emerald Mines
Article
GIA Field Gemmologists Visit Zambia’s Emerald Mines

Go onsite to Zambia’s emerald mines with GIA’s field gemmology team.

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Article
On the Trail of Africa’s Hidden Gems with GIA’s Field Gemmologists

Visit gem mining areas in Madagascar, Kenya, Tanzania, Zambia and Mozambique with GIA’s field gemmologists.

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Article
GIA's Gübelin Gem Project: Corundum

Ruby and sapphire (usually blue, but also in every other colour) have been the most important coloured gemstones for several thousand years. Originating historically in south-east and central Asia, and more recently in eastern Africa, these coloured varieties of the mineral corundum have been much sought as gems because of their rarity, colour and durability. Gem corundum can display asterism and chatoyancy due to the presence of oriented mineral inclusions, and in some cases, a change of colour when viewed under different light sources.

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Emerald
Article
Emerald Quality Factors

Learn about the factors that make emerald so desirable.

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Article
Emerald Journey

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colours.

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Emerald
Article
Emerald History and Lore

Emerald’s lush green has soothed souls and excited imaginations since antiquity.

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Two people walk past a Kay Jewelers storefront.
Article
Jewellery Sales Show Modest Rise; Higher End Soars

US Christmas jewellery sales increased slightly from 2018. Online buying surged, while foot traffic in retail stores slowed.

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