""An Essay About The Origins And Virtues Of Gems"" is a book written by Robert Boyle, a prominent Anglo-Irish natural philosopher, chemist, physicist, and inventor. This book is an exploration of the origins and properties of gems, and their perceived virtues and uses throughout history. Boyle examines the physical and chemical properties of various gems, including their composition, color, and transparency, and explores their origins, including the geological processes that create them. He also delves into the cultural and historical significance of gems, including their use in jewelry, medicine, and religious practices. Boyle's essay offers a fascinating insight into the world of gems, and provides a unique perspective on their value and importance in human culture. This book is a must-read for anyone interested in the history and science of gems, as well as those interested in the cultural and social significance of precious stones.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.