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The wax-impregnated bangle (left) showed bluish fluorescence under long-wave UV.

Strong Fluorescence in B-Jade Impregnated with Wax

Larry Tai-An Lai, August 9, 2018

A bangle is an example of the misconception that B jade is only impregnated by resin, when in fact wax-impregnated jadeite is also considered B-jade.

G&G Brief presents an overview of the content of the Fall 2015 issue of Gems & Gemology.

Article

Autumn 2015 G&G: Trapiche Emeralds, Synthetic Diamonds and a Large Diamond Source

Russell Shor, November 4, 2015

G&G Brief presents an overview of the content of the Autumn 2015 issue of Gems & Gemology.

Article

Spring 2015 G&G Examines Blue Spinel, Chinese Jewellery Design and the Latest in Synthetics

Russell Shor, June 12, 2015

G&G Brief presents an overview of the content of the Spring 2015 issue of Gems & Gemology.

Identification of Bleached and Polymer-Impregnated Jadeite

Emmanuel Fritsch, Shun-Tien Ten Wu, September 1, 1992

Article, Identification, Jadeite, “Bleaching”, Polymer Impregnation, Jade Treatments

Some Observations on the Treatment of Lavender Jadeite

John I. Koivula, March 1, 1982

This article discusses the results of an experiment conducted on heat-treated lavender jadeite.

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.

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