Mani-Mala, Part 1: Or A Treatise On Gems is a book written by Sourindro Mohun Tagore and first published in 1879. The book is a comprehensive guide to gems and their properties, and is divided into three parts. Part 1 covers the history and mythology of gems, as well as their classification and characteristics. The author also provides detailed descriptions of various gemstones, including their physical properties, astrological significance, and healing...