The book provides a comprehensive overview of the origin and evolution of magmatic, metamorphic, and mantle rocks. It covers both theoretical and experimental aspects of petrology, as well as their practical applications. The book likely includes detailed studies and analyses of rocks from various regions within the former Soviet Union, which can contribute to refining our understanding of the geological processes and history of that area. It offers a wealth of information on various multidisciplinary aspects ofpetrology, including the mineralogy, chemistry, and geology of rocks. This book serves as a valuable resource for those interested in petrology, offering insights into the Earth’s composition, geological processes, and the vast geological diversity present on the Eurasian continent.