Gemstones have fascinated people for thousands of years. in the past only a few stones were classified as gems. Today, the number of gemstones is great and new varieties are being discovered all the time. Usually gemstones need to be specially cut and polished to be made into jewelry. You can learn more fun facts about gemstones by investing in this collection.
Sixteen common gemstones are featured on this 4 X 6 card, along with interesting information included on the back of the card. Economical rock collection, with sixteen gemstones mounted on a 4X6 card Gemstones are clearly labeled for easy organization Interesting geological information featured on back of card Great as a starter rock collection