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Abstract Header from the 2009 issue of Gems & Gemology
Abstracts; Summer 2009

This article, from the Summer 2009 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.

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Book Review: From a Snowflake to an Iceberg: The McFerrin Collection

By Dorothy McFerrin, publ. by the McFerrin Foundation, College Station, Texas, 2013, US $125

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Book Review: Handbook of Spectral Lines in Diamond, Volume 1: Tables and Interpretations

By Bernhard Dischler, 467 pp., publ. by Springer-Verlag Berlin and Heidelberg GmbH & Co., Berlin; New York, 2012, US $120

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Corundum Carving Coated with Colored Polymer

An opaque carving was identified as color-coated corundum based on visual features, as RI and SG could not be measured because of the piece’s large size.

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Phosphorescence in Synthetic Sapphire

Rare phosphorescence was observed in a synthetic sapphire, which had unusual properties not indicative of a particular growth method.

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Article
New Tool for Diamond Appearance Research

The L-Box™ can be used to compare the appearance of two or more diamonds, or fitted with a camera to capture a series of photos while the objects are moving. The images can be combined to build a high-resolution or 3D movie.

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Article
Instruments Revolutionize Gem Identification Process

An overview of how GIA's instrument development helped gemologist identify gemstones

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