Glossary of Gemstones

Welcome to our gemstone glossary, use the A-Z list to find definitions of gemstones terms. Our aim is to provide the most comprehensive glossary of gemstones.

Find Gemstone terms starting with:

Gemstones are precious or semi-precious stones mined, cut and polished for personal adornment and display. Precious gemstones have beauty, durability and rarity whereas a semi-precious stone has only one or two of these qualities. provides you with information on the most popular gemstones available including rare collectable gems.