News & Articles

Gems & Gemology Fall 2022 In Brief
Fall 2022 G&G Available Now

An overview of the Fall 2022 Gems & Gemology content.

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Review of Pegmatites and Their Gem Minerals, by Michael Menzies and Jeffrey Scovil.
Book Review: Pegmatites and Their Gem Minerals

Review of Pegmatites and Their Gem Minerals, by Michael Menzies and Jeffrey Scovil.

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Gems & Gemology Summer 2022 In Brief
Summer 2022 G&G Available Now

An overview of the Summer 2022 Gems & Gemology content.

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Gems & Gemology Spring 2022 In Brief
Spring 2022 G&G Available Now

An overview of the Spring 2022 Gems & Gemology content.

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The type IIb 15.10 ct De Beers Cullinan Blue diamond, graded by GIA.
The Type IIb De Beers Cullinan Blue Diamond

Type IIb blue diamonds are extremely rare in nature.

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Gems & Gemology Winter 2021 In Brief
Winter 2021 G&G Available Now

An overview of the Winter 2021 Gems & Gemology content.

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