From this colorful album you will learn how to independently evaluate colored jewelry stones, how to protect yourself from deception when buying jewelry with a precious stone, and also get acquainted with the full history of gems: by whom and when this or that precious stone was discovered and by what names it was known at different times. This book will be interesting to any audience. Indeed, sooner or later, almost anyone on Earth thinks about buying jewelry with a beautiful stone. Perhaps the information that you get from the book, when buying the jewelry you like, will save you a significant amount of money... and some nerve cells that are not known to regenerate.