garnet

Although too fragile for most jewelry use, fluorites are often faceted for collectors. They occur in a wide range of attractive colors and can be…

Appraising gems and jewelry involves opinions of value based on knowledge and research. Learn what information gemologists should include on…

Some gems have an appeal beyond their appearance. If you’re looking for a gem with a story to tell, try these unique gem materials for jewelry design.…

Mint tourmalines, with their pastel shades and great clarity, are becoming more popular. Learn why these gems are well-suited to our challenging…

Wearing gemstone cufflinks is a great way to add personality and style to a standard tuxedo. Learn how to choose gems for both formal and casual events.…

Natural alexandrite is popular and rare, which creates a market for synthetics. But is lab-created alexandrite real alexandrite? Learn the facts…

Not sure what your gem is? Try these 13 at-home tests to spot a fake diamond — and learn what these tests really mean. Or, take it to a lab to be 100%…

What’s the best abrasive for polishing natural gems? An oxide polish is usually the best option. Learn the different uses of oxide and diamond polishes.…

Gemologists use several different gem classification methods. Learn how the most common systems work and what they cover as well as exceptions…