Various Tourmaline Gemstones - A Collection of Historical Articles on the

Explore the science and story of one of the most colourful and fascinating gemstones with this carefully curated collection of classic gemological articles. Featuring historical material from the early 1900s and before, these writings have been selected for their relevance and interest to todays readers and bring together original texts on tourmalines physical properties, geological origins and crystal structure. Tourmaline itself is a borosilicate mineral known for its wide spectrum of colours and complex crystal habits, often forming prismatic crystals with distinctive striations that reflect its trigonal crystal systemfeatures that make it both scientifically interesting and visually captivating. Contents includeGem Stones and Their Distinctive Characters by G. F. Herbert SmithGems and Gem Materials by Edward Henry KrausGems and Jewellery Today by Marcus BaerwaldGemstones by C. F. HerbertScottish Gem Stones by W. J. McCallienThe Story of the Gems by Herbert P. WhitlockThis engaging volume delivers a comprehensive, historically grounded overview of tourmaline, making it perfect for gem enthusiasts, collectors, students and anyone curious about how this strikingly varied gem has been understood and described over time. | Various Tourmaline Gemstones - A Collection of Historical Articles on the