by Dr. L.E. Cartier, first published in Facette 26 (May 2020) Inscription of diamonds and gemstones has been offered for several years, whereby a logo or a report number is inscribed on the girdle of a stone after cutting and polishing. This is done by some natural diamond sellers or grading laboratories and s
Recent developments have brought‚ due diligence, along with tracking and traceability, to the forefront of discussions and requirements in the diamond, coloured stone and pearl industries. To address this trend, certiﬁcation mechanisms and technologies (such as blockchain) are being developed to solve inher
The Journey of Ethics ‒ A Review of Responsible Sourcing Developments in the Gem Sector. Published in InColor, 2020 Winter, 45, 30-35.
DNA fingerprinting: an effective tool for taxonomic identification of precious corals in jewelry. Published in Scientific Reports, 10(1), 1-12.
Origin determination and traceability: An overview for gemstones (2019)
A brief review of traceability and blockchain for gemstones. Published in GemGuide, September/October 2019, 2-4.
Gemstones and sustainable development: Perspectives and trends in mining, processing and trade of precious stones
Gemstones and sustainable development: Perspectives and trends in mining, processing and trade of precious stones. Published in Extractive Industries and Society, 2019, Volume 6, Issue 4, Pages 1013-1016. Link to article
Laser inscription and marking of gemstones: an overview of options. Published in Incolor, 2019, 43, 66-69.
Can blockchain and traceability provide more sustainable outcomes for diamond and gemstone supply chains
Can blockchain and traceability provide more sustainable outcomes for diamond and gemstone supply chains? Published on Nature Blog, 2019
Traceability & Blockchain for Gemstones – an Overview. Published in Journal of the Gemmological Association of Hong Kong GAHK, 2019, Volume XL, 22-25.