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New to gemstones? Curious about the different kinds of gemstones? Check out our gemstones list and discover a world of precious and semi-precious stones.
In modern use, the precious stones are emerald, ruby, sapphire and diamond, with all other gemstones being semi-precious. This distinction reflects the rarity of the respective stones in ancient times, as well as their quality: all are translucent , with fine color in their purest forms (except for the colorless diamond), and very ...
GIA’s Gem Encyclopedia is a virtual journey through the science and lore of gemstones from across the globe. Each precious stone page features additional detailed gemological information, a buyer’s guide, photos, videos & research.
26 de nov. de 2019 · A gemstone is a crystalline mineral that can be cut and polished to make jewelry and other ornaments. The ancient Greeks made a distinction between precious and semiprecious gems, which is still used. Precious stones were hard, rare, and valuable. The only "precious" gemstones are diamond, ruby, sapphire, and emerald.
What Are the Four Precious Gemstones? This is the considered the most definitive precious stones list: Diamond: Transparent, pure carbon gem in any color. Ruby: Transparent red corundum. Sapphire: Transparent non-red corundum, traditionally blue. Emerald: Transparent to translucent green beryl.
Hace 4 días · Traditionally, only four gemstones in the world are considered precious: diamonds, sapphires, rubies, and emeralds. This guide explores the characteristics of each of the four precious gems, and also looks at the key differences and similarities between precious and semi-precious stones. Why Are Precious Gemstones Precious?
This is our complete guide to crystal meanings with over 100 different semi-precious stones and crystals, precious gems, minerals and their metaphysical symbolism, healing properties, powers, and spiritual meaning.
