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A row of various shaped cut and polished pink diamonds.
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Why are Pink Diamonds Pink? GIA Researchers Dive Deep into their Crystal Structure

Russell 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.

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A round, bright red gem displayed on a dark gray background.
Article
The Red Hot Gems of Summer

Sharon Bohannon, August 21, 2017

These red, pink and orange hued gems evoke passion and excitement – and are sure-fire accessories for sultry summer days.

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The internal structures of natural pearls from the marine mollusk Pinctada maxima are the subject of the lead article in this issue. The scattered loose pearls on the cover are from Paspaley’s natural pearl collection, which includes one discovered in the 1970s at the Eighty Mile Beach fishing grounds
G&G Spring 2021 Edition
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