The Expert Guide to Gemstones & Jewelry

The guide to Aqua Aura Quartz: how its iridescent sky-blue color is created, properties, meaning, and care.

The guide to Malachite: properties, its symbolism as the stone of the heart, and the special care it requires due to its copper content.

The guide to Rutilated Quartz, known as "angel hair": properties, the origin of its golden needles, meaning, and care.

The complete guide to Imperial Topaz, the rarest and most prized of all topaz varieties. Properties, history, meaning, and care.

What Prehnite is, the stone of unconditional healing: properties, meaning, and why it's such a distinctive choice in fine jewelry.