inclusions

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.…

How much are rubies worth? The best rubies are some of the most expensive colored gemstones on the market. One example is the 55.22 ct. Estrela de…

Tourmaline was found in many 2024 Las Vegas gem show booths, with some selling unset gems while others offering beautiful ready-to-wear pieces.…