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Vintage engagement rings come in many different styles, but designs from four eras are very popular today. Learn more and find that perfect vintage…

Collectors prize deep blue azurite crystals, but faceted gems are extremely rare. However, azurite frequently occurs mixed with green malachite,…

If you’re trying to create an ethical engagement ring, you have some research ahead. Our guide can help you shop for ethically sourced gemstones…

Choosing a setting is the most important decision when shopping for a ring. Read about your options in this comprehensive guide to engagement ring…

Thinking of becoming a gemologist? Consider these gemology career options, compare their estimated salaries, and decide which one may be right…

Not happy with your birthstone? Explore these alternative birthstones associated with astrological signs, angels, the hour or day of your birth,…

Learn what gemologists do in our introduction to gemology. Whether your interest is casual or professional, the world of gems will amaze you.

Discover turquoise gemstone value factors, history, colors, treatments, and care. Learn how to identify genuine stones, top mining sources,…

Refractive indices and double refraction (birefringence) help gemologists identify gems. The following table lists these values for selected…