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HomeIGC 2025Hessonite garnet from Angul district of Odisha, India
17. Nov
IGC 2025

Hessonite garnet from Angul district of Odisha, India

Jayshree Panjikar and Aatish Panjikar
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Other Gemstones
17. Nov
IGC 2025
Nitrogen aggregates in yellow HPHT and CVD synthetic diamonds

Yuri Shelementyev, Galina Kriulina, Olga Yarapova, Viktor Vins, and Alexander Stolyarevich

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Laurent Cartier
17. Nov
IGC 2025
Pink-orange gem quality euclase from Bahia, Brazil

Euclase, monoclinic crystal system—is a seldomly occurring mineral and with a Mohs hardness of 7 a

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Elodie
17. Nov
IGC 2025
Typomorphic features of tourmalines of the Malkhan pegmatite field from the Irkutyanka vein

A.Y. Shelementyeva, Y.B. Shelementyev, O.V. Yarapova Download Pdf

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Elodie

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Age dating Diamond Emerald Gemmology Geochemistry IGC Jade Organics Origins Other Gemstones Pearl Ruby Sapphire Spinel Synthetics Tourmaline Treatments

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