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Steam-dyed “chicken-fat yellow beeswax” amber.
Steam-Dyed Amber

Testing identifies a new treatment method as the cause of colour in beeswax amber.

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Green Amber
Characterisation of “Green Amber” With Infrared and Nuclear Magnetic Resonance Spectroscopy

A peridot-like bright greenish yellow to green gem material called “green amber” has recently appeared in the gem market.

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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 & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

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

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.

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Amber with Insect-Bearing Filling

Natural amber beads were found to have been filled with plastic and a variety of insects.

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Four types of heated Baltic amber
Experimental Studies on the Heat Treatment of Baltic Amber

Amber samples were heat-treated, using various procedures and parameters, in an effort to reproduce materials found in the jewellery market.

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