An authoritative introduction to all aspects of lapidary is provided here by Pansy Kraus. She describes the processes, tools, and equipment of each branch of th

A Medieval Book of Magical Stones is the first translation of the longest and most comprehensive medieval English treatise on the occult powers of stones and ge

A comprehensive dictionary of sacred and magical gem lore that draws on the rarest source texts of Antiquity and the Middle Ages • Reveals the healing and mag

This edited collection is an interdisciplinary study of gems in the early modern world. It examines the relations between the art, science, and technology of ge