Article Search Results

Abstracts; Autumn 2006

Shane Elen, Sheryl Elen, Al Gilbertson, Caroline Nelms, Thomas W. Overton, Robert Weldon

This article, from the Autumn 2006 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.

Abstract Header from the 2009 issue of Gems & Gemology

Abstracts; Summer 2009

Brendan M. Laurs, Thomas W. Overton

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

Abstracts; Spring 2009

Brendan M. Laurs, Thomas W. Overton

This article, from the Spring 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

A Selection of Faceted Natural Ametrines.

Using Conventional Equipment to Separate Natural from Synthetic Ametrine

Guy Lalous, July 25, 2014

A summary of the article “A simple approach to separate natural from synthetic ametrine”, by Francine Payette.

Abstracts; Summer 1991

Dona M. Dirlam

From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.

Figure 1. The two purple to reddish purple chrysoberyl samples from Brazil studied (left images) and two “normal” alexandrites from Hematia, Brazil (right images) in daylight (top) and incandescent light (bottom) illustrate the lower blue-green transmission with increased trivalent chromium. Photos courtesy of Karl Schmetzer.

“Red” Chrysoberyl versus Alexandrite: The Impact of Elevated Chromium Levels on Colour and Colour-Change Properties

Jennifer Stone-Sundberg , October 31, 2014

Overview and commentary on the 2014 Journal of Gemmology article “Purple to Reddish Purple Chrysoberyl from Brazil”.

Diamond Laser

Jennifer Stone-Sundberg , October 31, 2014

Overview and commentary on the 2014 Optics & Photonics News article “Diamond Raman Lasers”.

Colombian Emerald Mining: Will the Giant Awaken?

Guy Lalous , October 31, 2014

Overview and commentary on the 2013 The Journal of Gemmology article “Peñas Blancas: An Historic Colombian Emerald Mine".

Abstracts; Winter 2009

Brendan M. Laurs, Thomas W. Overton

This article, from the Winter 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

Abstracts; Summer 2010

Brendan M. Laurs, Thomas W. Overton

This article, from the Summer 2010 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside Gems & Gemology.

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Article Search Results

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