opal

Topaz is a semiprecious gemstone made of aluminum and fluorine. Although frequently associated with golden yellow and blue, it can be found in…

A little gemology goes a long way. Learn how to clean your gemstone jewelry safely and how to deal with difficult jewelry settings and sensitive…

New to the gem trade? Heading to a gem and jewelry show? Our jewelry and gem show FAQ can help you get ready and make the most of your trip.

How do you say “love me” with a stone? Learn about lapis lazuli symbolism and legends. This beautiful blue mineral has fascinated people for…

To make a profit investing in gems, you’ll need a network of gem trade contacts. Here’s some advice on how to start building professional relationships.…

Quartz is one of the most abundant minerals on earth. Learn how quartz forms and how its most popular varieties get their colors.

Gemstone pricing can vary greatly between dealers. Learn about the myriad factors that go into prices for both colored gems and diamonds.

How long should investors hold on to gemstones? Learn how your investment goals, business model, and patience affect your investment time horizon.…

To make profitable gemstone investments, you need knowledge, whether you get it through a formal certification program or self-education. However,…