This book deals with the descriptions, identification, method of preparation, instruments used for preparation, methods of ancient and present analysis, and the legal approaches related to the inorganic drugs used in Ayurveda. Emphasis has been laid on the information and references of the recent research works on preparation and analysis of inorganic drugs. Hopefully, this book will provide the necessary information regarding the preparation and composition of the inorganic drugs used in Ayurveda to the students and the researchers.