An Essay About The Origins And Virtues Of Gems : Kessinger Publishing : 9781163442456 : 1163442453 : 10 Sep 2010 : ""An Essay About The Origins And Virtues Of Gems"" is a book written by Robert Boyle, a prominent figure in the scientific revolution of the 17th century. The book is a philosophical and scientific exploration of the origins and properties of gems, including diamonds, rubies, sapphires, and emeralds. Boyle examines the geological processes that create gems, as well as their physical and chemical properties. He also explores the cultural and symbolic meanings that have been attributed to gems throughout history, including their use in jewelry, medicine, and magic. Throughout the book, Boyle argues that gems are not only valuable for their beauty and rarity, but also for their potential medicinal and spiritual properties. The book is a fascinating exploration of the intersection between science, philosophy, and culture, and remains a classic work in the field of gemology.Thi