Рассказы о поделочном камне

The ornamental stone has long attracted the attention of man. And now it is widely used both for jewelry and for products for various household purposes. The purpose of the book is to acquaint the reader with the most important ornamental stones.
In the story about each mineral, the author describes in detail the history of its use, nature and properties, conditions of formation and location. The stories are written in simple language, without formulas and complex conclusions; at the same time, all information is given at the modern scientific level, in the light of the latest data on the structure of the Earth.