The book "Physical and mechanical properties of rocks and their impact on drilling efficiency", created by the team of authors, is a unique and in-depth study devoted to one of the key topics in the field of geology and mining. This publication will be an indispensable assistant for both undergraduate and graduate students, as well as for practitioners working in the field of drilling and mining. The book discusses the physical and mechanical properties of various rocks, such as their strength, elasticity, fracture and other characteristics that directly affect the drilling process. The authors analyze in detail how these properties can change the approach to the choice of drilling methods and technologies, which, in turn, can significantly increase the efficiency and economy of work. The reader will be able to learn about how different types of rocks react to mechanical impact, and what factors need to be taken into account when planning drilling operations. This book will be of interest not only to professional geologists and engineers, but also to students studying geology, mining and related disciplines. It can be a valuable resource for those who want to deepen their knowledge about the interaction of rocks with drilling equipment and technologies. The publication will also be useful for researchers engaged in the development of new methods of drilling and optimization of existing technologies. The topics raised in the book cover a wide range of issues, including the impact of rock structure and composition on the choice of drilling tool, as well as on the effectiveness of drilling processes. The authors emphasize the importance of understanding the physical and mechanical properties to minimize risks and improve safety at drilling sites. The book also discusses modern methods of studying the properties of rocks, which makes it relevant for specialists seeking to use the latest achievements of science and technology in their practice. The style of presentation of the authors is clear and accessible, which allows the reader to easily assimilate even the most complex concepts. The book is filled with illustrations, graphs and tables that help to visualize the material presented and make it more understandable. The team of authors includes recognized experts in the field of geology and drilling, which gives additional value to this publication. If you are looking for literature that will help you understand the intricacies of the physical and mechanical properties of rocks and their impact on drilling, then this publication will be a real find for you. The book will be useful not only to professionals, but also to those who are interested in geology and mining in general. It can become the basis for further research and practical development in this area.. Thus, “Physical and mechanical properties of rocks and their impact on drilling efficiency” is not just a book, but a whole world of knowledge that will open up new horizons in understanding the processes taking place in the bowels of the Earth. If you are looking for professional growth and want to be aware of current trends in geology and drilling, do not miss the opportunity to add this publication to your library.