Perfected. Barbara Smigel, PhD. GGContributor
Barbara Smigel is a GIA certified gemologist, facetor, jewelry designer, gem dealer, gemology instructor and creator of the well-regarded educational websites acstones.com and bwsmigel.info.
Moldavite Value, Price, and Jewelry Information
An olive to bottle-green natural glass, moldavite is a rare material popular with collectors of unusual gems as well as...
Ruby Value, Price, and Jewelry Information
One of the most popular traditional jewelry stones, ruby is exceptionally durable. The colors of the July birthstone — always...
Gemstone Doublets, Triplets, and Other Assembled Stones
Made from two or more materials, assembled gems can make durable and affordable jewelry. Learn more about gemstone doublets, triplets,...
Most people who have an interest in gemstones or nature have seen petrified wood, but fewer are aware of the...
Iolite Value, Price, and Jewelry Information
This stone, which represents one of the few relatively available and affordable blue stone options, is rapidly gaining in popularity....