Paul Johnson
Gemological Institute of America, New York, NY
Activity
2018
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CUBO-OCTAHEDRAL GROWTH STRUCTURE IN A TYPE IB DOMINANT MIXED TYPE DIAMOND: A RARE DIAMOND FORMATION
T110 Gemological Research in the Twenty-First Century—Characterization, Exploration, and Geological Significance of Diamonds and Other Gem Minerals (Posters)Monday, 5 November 20189:00 AM - 6:30 PMHalls J-K
2016
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TREATED HYDROGEN RICH DIAMONDS
T254 Gemological Research in the Twenty-First Century: Characterization, Exploration, and Geological Significance of Diamonds and Other Gem Minerals (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
2015
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DISCOVERY AND DISTRIBUTION OF THE [SI-V]- DEFECT IN HPHT-GROWN GEM-QUALITY DIAMONDS
T300 Gemological Research in the 21st Century: Exploration, Geology, and Characterization of Diamonds and other Gem Minerals (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall
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MICRO-DIAMONDS IN CHROMITITE AND PERIDOTITE
T300 Gemological Research in the 21st Century: Exploration, Geology, and Characterization of Diamonds and other Gem Minerals (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall