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A notebook, pen, mobile phone with compass app and a digital camera sit on top of a map.
Article
The Stories Behind the Photos: A Gigantic Aquamarine and ‘Gaudy’ Nature

Gemmological photojournalist Robert Weldon shares the stories behind some of his favourite photos.

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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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Aquamarine
Article
Aquamarine Description

Aquamarine is the green-blue to blue variety of the mineral beryl.

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Aquamarine
Article
Aquamarine History and Lore

The name “aquamarine” is derived from two Latin words: aqua, meaning “water”, and marina, meaning “of the sea”.

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Article
Aquamarine Journey

Named after seawater, aquamarine’s fresh watery hue is a cool plunge into a refreshing pool

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Aquamarine
Article
Aquamarine Quality Factors

Learn about the factors that make aquamarine so desirable.

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Three light-to-medium blue carved sculptures sit in a line – from larger to smaller.
Article
Making the Cut: The Art and Science of Fantasy Carving

Gem cutters - whether “gem whisperers” or mathematicians - create breathtakingly artistic individual gems and sculptures.

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Multi-colored gems are superimposed on an image of glacier peaks.
Article
Gems and Minerals from the Sub-Arctic

Circumnavigate the boreal reaches of the globe to explore gems from polar regions.

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A green-blue specimen was identified as Maxixe-type beryl.
Green-Blue Maxixe-Type Beryl

A transparent greenish-blue pear-shaped gemstone, reportedly from Madagascar, is discovered to be a Maxixe-type beryl.

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2016 GJX show at Tucson
Tucson 2016

An overview of the 2016 gem shows.

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