{"title":"Walter Schumann","description":"\u003cp\u003eWalter Schumann’s works invite readers into the fascinating world of natural science, with a particular focus on mineralogy and gemstones. His writings combine detailed scientific knowledge with clear, accessible explanations that illuminate the beauty and complexity of the natural earth.\u003c\/p\u003e\n\n\u003cp\u003ePerfect for enthusiasts and students alike, Schumann's books offer a blend of authoritative research and engaging descriptions, making complex subjects approachable and captivating for anyone interested in the wonders of science and nature.\u003c\/p\u003e","products":[{"product_id":"gemstones-of-the-world-by-walter-schumann-9781454909538","title":"Gemstones of the World","description":"\u003cdiv class=\"book-description\"\u003e\n\u003cp\u003eThis definitive guide takes the mystery out of appreciating, buying and selling gemstones. It covers everything from the romance and history of more than 1,800 gemstones to their geographic locations; scientific, physical and colour properties; and the way they are formed, structured and mined.\u003c\/p\u003e\n\n\u003cp\u003eThe book also fully covers the optical features of gems—light and colour, luminescence, refraction and inclusions—and provides key information about the densities and chemical elements of each stone, with fascinating details on different cuts, polishing, gems, hardness, cleavage, classification, trade names, rarity, and more.\u003c\/p\u003e\n\n\u003cp\u003eThere are also many charts and diagrams, as well as magnificent colour photographs of the stones with data about them on the facing page.\u003c\/p\u003e\n\n\u003cp\u003eIf you want only one book on gemstones in your library, \u003cem\u003eGemstones of the World\u003c\/em\u003e by Walter Schumann would be the one!\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hachette Aotearoa New Zealand","offers":[{"title":"Default Title","offer_id":47647696617708,"sku":"9781454909538","price":60.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/7784\/8556\/files\/9728cc7e2ad56f59d92dcd53759183f9.jpg?v=1779235384"}],"url":"https:\/\/bookhero.co.nz\/collections\/walter-schumann.oembed","provider":"Book Hero","version":"1.0","type":"link"}