Skip to the content
logo mainlogo darklogo light

The International Gemmological Conference

Contact us
Donate to IGC
  • About IGC
  • IGC 2025 Greece
  • Abstracts submission
  • Abstracts library
  • Abstract Volumes
  • Browse past editions
logo main
  • About IGC
  • IGC 2025 Greece
  • Abstracts submission
  • Abstracts library
  • Abstract Volumes
Contact us
Donate to IGC
logo main
Donate to IGC
  • About IGC
  • —
  • IGC 2025 Greece
  • —
  • Abstracts library
  • Abstract volumes
  • Previous editions
  • Contact
HomeIGC 2025Spinel from Sri Lanka – An update
17. Nov
IGC 2025

Spinel from Sri Lanka – An update

Gamini Zoysa, Dietmar Schwarz, Arunas Kleismantas

Download Pdf
Other Gemstones
17. Nov
IGC 2025
Pink to Red and Violet Diamonds from the Argyle Mine, Australia: Properties, Color Origin and Latest Research Results

The Argyle Mine was by very far the largest producer of pink to red diamonds worldwide and the only

Read More
Laurent Cartier
17. Nov
IGC 2025
HFSE-enriched sapphires of gem quality: A combined FTIR and trace element study and implications for heat treatment detection

Gem-quality sapphires containing ‘exotic’ elements such as Sn, Nb, Zr, Ta, W, are of special int

Read More
Elodie
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

Read More
Elodie

Abstract research

Search by tag

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

The International Gemmological Conference

 

Website supported by

About

  • About IGC
  • Abstracts Library
  • Abstract Volumes
  • Previous Editions
  • Contact

Key dates

To be announced

© 2025 IGC
Legal Notice & Credits
Privacy Policy
Disclaimer