Some of the stones on our list, such as peridot or green garnets, have been labeled or sold as emeralds in the past before modern gem classification techniques were used and are now sold under their ...

Microscopic examination of rough and cut stones in conjunction with chemical analysis and visible spectroscopy ... which is significantly different from the chrysoprase and Gem Silica varieties. The ...

CAT'S EYE: The honey yellow and apple green Cat's Eye of lustrous smoothness ... Lanka the renowned island for gems. These precious stones perfected in the laboratory of nature lay hidden of countless ...

Peridot’s color ranges from pure green to yellowish green to greenish yellow. The finest hue is green without any hint of yellow or brown. The gem’s colors tend to be at their finest in stones ...