Diamonds may form under intense heat and pressure, but under certain conditions, diamonds burn. Learn the science behind a diamond's fiery end.
With study, care, and the right tools, hobbyist gem cutters can add diamond cutting to their repertoire. Get started with these tips from expert cutters.
A classic chameleon diamond can change color from green to yellow under certain conditions. Learn more about this process and other color change diamonds.
Many factors contribute to gemstone brightness. Learn the role a gem's refractive index plays and the difference between gemology theory and practice.
Although emeralds and peridots are both green gems, differences in shade might make it hard to pair them in jewelry. Learn how to look for the right match.
Learn about synthetic diamond creation and the challenges buyers face determining whether a diamond is natural or artificial.
Although called "black diamonds," carbonados are a polycrystalline material. Learn how they may have originated in ancient supernova explosions.
We live in a world of crystals. Learn what diamonds, kidney stones, bones, pearls, and dust have in common.
There is a new piece of software available that will be of interest to many of you. It is called the Diamond Calculator. More information available here!
Gemologists are seeing more and more HPHT diamonds. While detection equipment is costly, you can assess the likelihood of treatment without it.