{"product_id":"gemstones-of-the-world-by-walter-schumann-hardcover","title":"Gemstones Of The World By Walter Schumann – Hardcover","description":"\u003ch1 class=\"product_title entry-title\"\u003eGemstones Of The World By Walter Schumann – Hardcover\u003c\/h1\u003e\n\u003cp class=\"price\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e1 copy of Gemstones Of The World By Walter Schumann – Hardcover\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-path-to-node=\"0\"\u003eGemstones of the World\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"0\"\u003eAuthor:\u003c\/b\u003e Walter Schumann\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eScope:\u003c\/b\u003e The Definitive Geological and Identification Field Guide\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003eIf you are looking for the \"industry standard\" for gemstone identification, Walter Schumann’s \u003ci data-path-to-node=\"3\" data-index-in-node=\"94\"\u003eGemstones of the World\u003c\/i\u003e is the essential cornerstone for your library. While other guides focus on the metaphysical, Schumann provides the rigorous scientific and geological foundation that every serious collector and jeweler needs. It is widely considered the most comprehensive single-volume reference in the field of gemology.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eKey Features and Content\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"6,0,0\"\u003e\n\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eVisual Identification Masterclass:\u003c\/b\u003e The book features over \u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"58\"\u003e1,500 full-color photographs\u003c\/b\u003e. Unique to this guide, stones are often shown in both their \u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"147\"\u003erough, natural state\u003c\/b\u003e and their \u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"178\"\u003epolished, cut renditions\u003c\/b\u003e on the same page, allowing you to understand the transformation from earth to art.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,1,0\"\u003e\n\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eExhaustive Stone Profiles:\u003c\/b\u003e Covering more than 1,400 varieties, it includes:\n\u003cul\u003e\n\u003cli data-path-to-node=\"6,1,1,0,0\"\u003e\n\u003cb data-path-to-node=\"6,1,1,0,0\" data-index-in-node=\"0\"\u003ePrecious \u0026amp; Semi-Precious:\u003c\/b\u003e Diamonds, Rubies, and Sapphires.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,1,1,1,0\"\u003e\n\u003cb data-path-to-node=\"6,1,1,1,0\" data-index-in-node=\"0\"\u003eLesser-Known Gems:\u003c\/b\u003e Rare collector minerals like Andalusite and Vesuvianite.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,1,1,2,0\"\u003e\n\u003cb data-path-to-node=\"6,1,1,2,0\" data-index-in-node=\"0\"\u003eOrganic Materials:\u003c\/b\u003e Comprehensive sections on Coral, Amber, Pearl, and Ivory.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,1,1,3,0\"\u003e\n\u003cb data-path-to-node=\"6,1,1,3,0\" data-index-in-node=\"0\"\u003eRocks as Gems:\u003c\/b\u003e Detailed info on Obsidian, Alabaster, and fossils.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,2,0\"\u003e\n\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eScientific Precision:\u003c\/b\u003e Each entry is a data-rich profile including chemical formulas, crystal systems, hardness (Mohs scale), density, refractive indices, and cleavage.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,3,0\"\u003e\n\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eOptical Phenomena:\u003c\/b\u003e An in-depth look at the science of light, luminescence, and inclusions, helping you understand what gives a stone its unique \"fire\" or \"shimmer.\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"8\"\u003eThe Schumann Methodology\u003c\/h3\u003e\n\u003cp data-path-to-node=\"9\"\u003eSchumann’s approach is purely analytical. He removes the mystery and replaces it with clarity, focusing on how stones are formed, mined, and processed. This book is the ultimate tool for verifying authenticity and distinguishing natural stones from synthetics and imitations.\u003c\/p\u003e\n\u003cblockquote data-path-to-node=\"10\"\u003e\n\u003cp data-path-to-node=\"10,0\"\u003e\u003cb data-path-to-node=\"10,0\" data-index-in-node=\"0\"\u003eThe Professional’s Choice:\u003c\/b\u003e This volume is famous for its \"Facing Page\" layout—detailed data tables are placed directly opposite the photographs, so you never have to flip back and forth to match a stone with its technical specs.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp data-path-to-node=\"10,0\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"10,0\"\u003eWhy This Book Belongs in Your Collection\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"13\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eValue to Your Practice\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,1,0,0\"\u003e\u003cb data-path-to-node=\"13,1,0,0\" data-index-in-node=\"0\"\u003eAuthenticity Tool\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,1,1,0\"\u003eIncludes dedicated sections on identifying imitations and synthetic stones—crucial for any buyer.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,2,0,0\"\u003e\u003cb data-path-to-node=\"13,2,0,0\" data-index-in-node=\"0\"\u003eGlobal Context\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,2,1,0\"\u003eProvides geographic maps and data on where specific minerals are mined worldwide.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,3,0,0\"\u003e\u003cb data-path-to-node=\"13,3,0,0\" data-index-in-node=\"0\"\u003eTechnical Depth\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,3,1,0\"\u003ePerfect for those building \u003cb data-path-to-node=\"13,3,1,0\" data-index-in-node=\"27\"\u003ecrystal grids\u003c\/b\u003e who want to know the exact crystal system (e.g., hexagonal vs. monoclinic) to align with their geometry.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,4,0,0\"\u003e\u003cb data-path-to-node=\"13,4,0,0\" data-index-in-node=\"0\"\u003eLapidary Insight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"13,4,1,0\"\u003eOffers information on the best methods for cutting and polishing each specific mineral.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"15\"\u003eTarget Audience\u003c\/h3\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003ci data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eGemstones of the World\u003c\/i\u003e is the \"must-have\" for \u003cb data-path-to-node=\"16\" data-index-in-node=\"46\"\u003ehobbyists, rockhounds, and jewelry makers\u003c\/b\u003e. It provides the physical \"truth\" behind the stones you work with. Whether you are identifying a find from a gem show or researching the mineral composition for a new digital guide, Schumann provides the factual grounding that ensures your business is backed by science.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Crystals By Rob","offers":[{"title":"Default Title","offer_id":51512253022496,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/8176\/2848\/files\/gemstones-of-the-world_jpg.webp?v=1777003954","url":"https:\/\/crystalsbyrob.com\/products\/gemstones-of-the-world-by-walter-schumann-hardcover","provider":"Crystals By Rob","version":"1.0","type":"link"}