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HomeIGC 2025On the nature of blue rose quartz
17. Nov
IGC 2025

On the nature of blue rose quartz

Karen E. Fox, Andrew M. McDonald, Chris Yakymchuk
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Other Gemstones
17. Nov
IGC 2025
Studying renowned fancy color diamonds in museum collections: the case of the Winston Red

Museums are unique repositories of international treasures. They are also places of active research,

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Elodie
17. Nov
IGC 2025
Bertrandite in Emeralds

Over the past few years we have been seeing more and more lower quality stones in the lab. The reaso

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Laurent Cartier
17. Nov
IGC 2025
Identification of melee size synthetic coloured diamond for jewellery

Synthesis methods to produce large and high-quality dia- mond for jewellery have been improved over

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Laurent Cartier

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