inclusions

Fancy colored yellow diamonds are becoming increasingly popular. Our yellow diamond buying guide has the information you need before your next…

With over 900 vendors and numerous geologic rarities, the 2017 Denver Gem and Mineral Showcase had plenty to see. Read about some highlights in…

In Part 3 of “Faceting Made Easy,” Trevor Hannam covers how to select gem rough as well as dopping and rounding techniques for a standard brilliant…

What equipment do novice gem cutters need? In Part 2 of “Faceting Made Easy,” Trevor Hannam covers faceting machines, their features, and…

Think of jewelry stones as reflections of you or the recipient. Learning about colored gems can help you find the gemstone personality you’re looking…

A nice size Tanzanian tsavorite type garnet It has some typical veil or fingerprint inclusions, but still a nice stone for the price!…

Mastering the art of color grading white diamonds is a challenge. Learn about the standards, terms, tools, and testing procedures and start practicing.…

Although marketed as “angel skin opal,” “rock wood,” and “mountain leather,” palygorskite is neither opal, wood, nor leather.…

The idea of a single birthstone for each month is a modern idea with a long history, but today’s consumers can choose gems from traditional or modern…