• Beryl
    • Chrysoberyl
    • Diamond
    • Emerald
    • Garnet
    • Jade
    • Peridot
    • Quartz
    • Ruby
    • Sapphire
    • Spinel
    • Tanzanite
    • Topaz
    • Tourmaline
    • Other Gems
    • Supply chain
    • Gemstone Geology
    • Mining Techniques
    • Cutting & Polishing
    • Environmental Issues
    • Social Issues
    • Gender Issues
    • Jewellery
    • Gem Labs
    • Synthetics
    • Treatments
    • Standards
    • Minerals and Society
    • Jewelry Development Index (JDI)
    • Signature Projects
    • Project 1: Enhancing Gemstone Cutting
    • Project 2: Madagascar workshops
    • MMS WORKSHOP AGENDAS
  • Library
    • Blog
    • Events
    • Findings
    • Teaching Resources
    • Videos
    • Websites
    • About Hub
    • Core Team
    • Advisory Board
    • Affiliated Scholars and Practitioners
    • Contact
Menu

Gemstones and Sustainable Development Knowledge Hub

Street Address
City, State, Zip
Phone Number

Gemstones and Sustainable Development Knowledge Hub

gem knowledge hub icon.jpg

Gemstones and Sustainable Development Knowledge Hub

  • Gems
    • Beryl
    • Chrysoberyl
    • Diamond
    • Emerald
    • Garnet
    • Jade
    • Peridot
    • Quartz
    • Ruby
    • Sapphire
    • Spinel
    • Tanzanite
    • Topaz
    • Tourmaline
    • Other Gems
  • Supply Chain
    • Supply chain
    • Gemstone Geology
    • Mining Techniques
    • Cutting & Polishing
    • Environmental Issues
    • Social Issues
    • Gender Issues
    • Jewellery
    • Gem Labs
    • Synthetics
    • Treatments
    • Standards
  • Our Work
    • Minerals and Society
    • Jewelry Development Index (JDI)
    • Signature Projects
    • Project 1: Enhancing Gemstone Cutting
    • Project 2: Madagascar workshops
    • MMS WORKSHOP AGENDAS
  • Library
  • Resources
    • Blog
    • Events
    • Findings
    • Teaching Resources
    • Videos
    • Websites
  • About
    • About Hub
    • Core Team
    • Advisory Board
    • Affiliated Scholars and Practitioners
    • Contact

Large gem diamonds from metallic liquid in Earth’s deep mantle

November 1, 2017 Sustainable Gemstones

Smith, E. M., Shirey, S. B., Nestola, F., Bullock, E. S., Wang, J., Richardson, S. H., & Wang, W. (2016). Large gem diamonds from metallic liquid in Earth’s deep mantle. Science, 354(6318), 1403-1405. Link to Article

In Geology of Gemstones Tags Diamond, Gemmology
← Sapphire, a not so simple gemstoneCharacterization of a Synthetic Nano-Polycrystalline Diamond Gemstone. →

Research project supported by:

Project Support

Subscribe

Sign up with your email address to receive news and updates about the project.

We respect your privacy.

Thank you!

Disclaimer Credits Contact