Sharon Bohannon, March 9, 2020
Don’t judge a yellow gem by its colour alone. A variety of gemstones also come in shades of yellow, from diamonds to citrine to garnets.
Read MoreRussell Shor, October 18, 2019
GIA researchers analysed more than 90,000 natural pink diamonds to better understand how these rare and beautiful diamonds formed and got their colour.
Read MoreAlfred A. Levinson, John J. Gurney, December 1, 1992
Diamond production’s future appears to belong less to Africa and more to Australia, Canada and the Russian Federation, according to this overview of geologic trends in the industry.
Read MoreRobert C. Kammerling, Robert E. Kane,, December 1, 1990
This article reports on the gemmological properties of six large black diamonds set in a suite of jewellery.
Read MoreDona M. Dirlam
This article, from the Autumn 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.
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