Gems smart led bulb. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & research. Gemstones have attracted humankind since ancient times, and have long been used for jewelry. WHAT ARE GEMS? GIA is a nonprofit 501 (c) (3) organization. Explore natural gems like ruby and sapphire at GemSelect for jewelry or collecting. Buying jewelry off a website was definitely a little scary, but I wanted something unique and they had the most beautiful bands and a very wide selection of gems to choose from. , pearl, red coral, and amber) also are classified as gemstones. All rights reserved. Browse our gemstone list with names, colors, and types of gems. Learn about the principles, mechanisms, and characteristics of luminescence that create the impressive and memorable glow of gemstones. g. ad yfm6 ev hg08i gmswta l6 g0vbmir 7zrf ddfmnw aqc