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You can probably find a topaz engagement ring stone in your favorite color at a reasonable price. Learn what to look for and how to care for your gem.…

Red gemstones are popular choices for engagement rings and fine jewelry. The three most popular stones are ruby, garnet, and red spinel. However,…

Don’t underestimate the importance of clarity, one of the Four Cs of gemstone grading. For faceted gems, basic clarity grading involves evaluating…

Are you looking for something truly unique for your next jewelry purchase? Explore these ten gemstones that are actually rarer than diamond. How…

What are the best techniques and tools for polishing girdles? Learn how to complete your faceted gems quickly and easily and avoid common errors.…

Polished and sliced datolite nodules can show off very attractive colors. Datolite is a popular collector’s mineral, but faceted and cabbed…

If you’re considering adding toxic and radioactive gems to your collection, be on the safe side. Learn the basics of toxicity, how to minimize exposure,…

Crystallography is the study of crystalline solids. Learn the most common terms gemologists use to describe the structure of crystal gems.

With lovely colors and intense pleochroism, faceted scorodite is a prize for collectors of the rare and unusual. However, it’s too soft for jewelry…