Library Guides: GEOSC 110H: The Science of Gemstones: Online Gemstone Resources

Online Gemstone Resources

These resources contain introductory overviews of specific gems and statistical information on gems and their production.

Gem Encyclopedia
An easy-to-use interactive encyclopedia that allows you to explore the properties and uses of gemstones.
ICGA's All About Gems
Introductory overview of gemstones.
USGS commodity page for gemstones
US Geological Survey reports by year on gemstones as commodities, including production and import statistics.
Overview of Production of Specific US Gemstones
An overview of the production of gemstones within the United States.