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GIA Gem Project
Various Gems
(Sapphirine - Stibiotantalite)

Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.

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Multicolored gem suite
High-End Colored Gems

A unique assortment of colored gemstones as seen at the GJX show in Tucson.

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Article
Kunzite Journey of the Stone

Kunzite Journey of the Stone

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Article
Kunzite History and Lore

Kunzite is a relative newcomer to the array of colored stones available for use in jewelry.

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Article
Kunzite Description

Kunzite is the light pink to violetish purple variety of the mineral spodumene.

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Article
Kunzite Care and Cleaning

Learn about kunzite's durability and how to care for your kunzite jewelry.

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Kunzite Crystal and Faceted Stones
Article
Kunzite Quality Factors

Learn about the factors that make kunzite so desirable.

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Gemstone Durability: Design to Display

A treatise on the design, display, care and repair of fine gemstones.

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A Status Report on Gemstones from Afghanistan

An overview of the plentiful and various gem materials being discovered and produced in Afghanistan.

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Gem-Bearing Pegmatites: A Review

A survey of the current gemological knowledge of pegmatites, including the gem varieties aquamarine, tourmaline, and topaz.

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