sapphire

Overwhelmed by romantic proposal ideas that seem too expensive or creative for you? Here are some options for every budget and personality type.…

A gem refractometer is the best tool for refractive index testing. Learn how to use this instrument to conduct this and other gem identification…

Commentaries on the foundation stones of the Book of Revelation influenced the development of the Western birthstone system. Learn more about…

Proposing during a romantic getaway is a dream for many people. Learn how to prepare for a vacation proposal and what types of destinations might…

With bright rainbow iridescence, ammolite is sure to draw attention. Read about this gem’s unique quality factors before your next ammolite…

Although hard enough to be worn safely in jewelry, euclase in beautiful colors is rare over a few carats. It’s also a difficult gem to facet.

Simple doesn’t mean boring. Here are six simple proposal ideas to help you create a low-key but special and memorable experience for you and your…

Choosing the right cut for a piece of gem rough is an art. Learn how to balance brilliance with color and other factors before cutting.

Crystals have habits. In crystallography, mineral habits refer to the way crystals form within a specific mineral. There are six crystal systems.…