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Eight HPHT faceted synthetic diamonds from AOTC Group

Near-Colourless HPHT Synthetic Diamonds from AOTC Group

Ulrika F.S. D’Haenens-Johansson, Kyaw Soe Moe, Paul Johnson, Shun Yan Wong, Ren Lu, and Wuyi Wang, April 30, 2014

Presents the gemmological and spectroscopic properties of a suite of synthetic diamonds grown by AOTC using high pressure and high temperature.

Tairus Hydrothermal Synthetic Sapphires Doped with Nickel and Chromium

Victor G. Thomas, Rudolf I. Mashkovtsev, September 1, 1997

Researchers from the Tairus joint venture have developed the technology for the hydrothermal growth of gem-quality crystals of synthetic sapphire.

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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