Group of precious and semiprecious stones—both uncut and faceted—including (clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster.

Discover everything about amethyst gemstones — from their meaning and ... Ametrine is a variety of quartz that displays bands of both amethyst p... Ammolite is a rare, iridescent, gem-quality …

Browse our gemstone list with names, colors, and types of gems. Explore natural gems like ruby and sapphire at GemSelect for jewelry or collecting.

Gem Encyclopedia is a virtual journey through the science and lore of Gemstones from across the globe. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & …

Apr 13, 2023 · Gemstones have played numerous roles in the myths and tales of human societies throughout history. Although some are believed to have unique powers, each shares a typical …

Emerald is the most popular green gemstone in the United States and most of the world.

Oct 3, 2025 · Gemstone, any of various minerals highly prized for beauty, durability, and rarity. A few noncrystalline materials of organic origin (such as pearl and amber) also are classified as …

Learn all about healing gemstones with this comprehensive list of stones and their meanings. This is our complete guide to crystal meanings with over 100 different semi-precious stones and …

Tiffany stone is a rare, mostly purple and white gemstone from Utah, USA, made of fluorite, opal, and other gems. Learn the names, properties, and prices of Tiffany stone!

On this page, you’ll find detailed explanations of how both common and rare gemstones form, what minerals they are made of, where they occur, what optical and physical properties they …