inclusions

A gorgeous moss agate ring. Photo credit: Shuttertock/Liem Men Sang In recent years, the gemstone market has observed an ever-growing trend towards…

Photo Credit: Shutterstock/boykung If you say the phrase “emerald by day, ruby by night” to any gemstone professional or collector, they…

Clarity is an important consideration for a two carat diamond because, regardless of the shape, its table facet is large enough to allow you to see…

Some mineral names can quickly yield important information about specimens. Learn how minerals get their names and how they’re classified.

The silicate subgroups of phyllosilicates and tectosilicates include minerals used in industry and jewelry. Learn how to identify them.

The silicate subgroups of cyclosilicates and inosilicates include beryl, tourmaline, jadeite, and nephrite. Learn to identify these minerals.…

Silicates include well-known minerals such as zircon, topaz, and garnet. Learn how to identify minerals from two silicate sub-groups.

Mozambique rubies have drawn the attention of gem and jewelry lovers and investors. Learn what makes these African gems so appealing.

Halides, carbonates, and sulfites are sedimentary minerals with many uses, from salt to manufacturing. Learn how to identify these minerals.…