The Technology of Enriching Gold-Containing Ores . Part II . Chemical Enrichment of Gold-Containing Raw Materials by B. A. Bocharova is a unique and in-depth study that immerses the reader in the world of chemical processes necessary to extract gold from ores. This work is a continuation of the first part, in which the author has already touched on the basics of enrichment technology, but the second part focuses on the more complex and subtle aspects of chemical enrichment, which makes it especially valuable for specialists in the field of mining and metallurgy. The book is intended for a wide range of readers: from undergraduate and graduate students studying mining and metallurgy, to practicing engineers and scientists working in the field of mining and processing of minerals. It will find a lot of useful information and professionals involved in the development of new technologies in the field of ore enrichment. In. A. Bocharov, with a wealth of experience and deep knowledge, shares his experiences and research, which makes the book not only a theoretical manual, but also a practical guide. The topics raised in the book cover a wide range of issues related to the chemical methods of enriching gold-bearing ores. The author examines various technologies, such as cyanation, flotation and other methods, explaining in detail their principles, advantages and disadvantages. It also pays attention to the environmental aspects that are becoming increasingly relevant in today's world. Bocharov stresses the importance of developing safe and efficient technologies that minimize negative environmental impact. The author's style is clear and accessible, which allows the reader to easily assimilate even the most complex concepts. Bocharov uses many illustrations, graphs and tables, which makes the material more clear and understandable. His approach to the presentation of the material is based on a combination of theory and practice, which makes the book especially valuable for those who want to not only learn the theoretical foundations, but also apply them in practice. If you are interested in topics such as mining, metallurgy, mineral processing technologies or ecology, then this book will be a real find for you. It will not only expand your knowledge, but also help you better understand how modern technologies can be used to efficiently and safely extract gold from ores. The Technology of Enriching Gold-Containing Ores . Part II” will also be interesting for those who are looking for information about new methods and approaches in the field of mining and processing of minerals. In it, you will find answers to many questions that may arise from specialists and students, as well as be able to get acquainted with the latest achievements in this field. In. A. Bocharov is an author who not only knows what he is talking about, but also knows how to convey his thoughts to the reader. His previous works are also noteworthy, as they reflect his deep understanding of the subject and commitment to the development of science. If you want to be aware of the latest trends in the field of enrichment of gold-bearing ores, this book will be your reliable assistant and source of inspiration. Do not miss the opportunity to plunge into the world of chemical enrichment and discover new horizons in the field of mining!