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HomeIGC 2025Color Genesis Analysis and Characteristics for Origin Identification of Purple Jadeite
17. Nov
IGC 2025

Color Genesis Analysis and Characteristics for Origin Identification of Purple Jadeite

Elizabeth Su

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Jade
17. Nov
IGC 2025
Gem zircon and sapphire age dating and application of origin determination: A study from New England sapphire fields, New South Wales, Australia

Ahmadjan Abduryim, Frederick Lin Sutherland, Terry Coldham, Elena Belousova Download Pdf

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Laurent Cartier
17. Nov
IGC 2025
Zoisite and its many color

The mineral zoisite is a calcium alumosilicate belonging to the class of silicates, more exactly sor

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Elodie
17. Nov
IGC 2025
A convincing glass imitation of larimar (pectolite)

Larimar, a massive blue variety of the mineral pectolite, belonging to the wollastonite group of min

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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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