A Text-Book of Precious Stones (Classic Reprint): For Jewelers and the Gem-Loving Public - Couverture souple

Frank B. Wade

9781332046256: A Text-Book of Precious Stones (Classic Reprint): For Jewelers and the Gem-Loving Public

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ISBN 10 : 1332046258 ISBN 13 : 9781332046256

Editeur : Forgotten Books, 2018

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Master gem knowledge for every jeweler's bench in one compact guide.

A Text-Book of Precious Stones delivers practical methods to identify and distinguish gemstones through properties like refractive index, hardness, and density, making science accessible for everyday use. This classic reference covers the key techniques a tradesperson needs, from basic concepts to careful, measured testing. It emphasizes using numerical properties and simple tools to avoid costly mistakes, with clear explanations and real-world examples drawn from the gem trade.

How to separate stones from imitations and determine authentic materials
Step-by-step guidance on testing refractive index, specific gravity, and other properties
Naming conventions and common naming pitfalls to prevent misidentification
Practical notes on handling, cutting, and evaluating stones for market value

Ideal for students, jewelers, and gem merchants who want a solid, hands-on foundation in gem identification and trade terminology. This edition offers straightforward, accessible instruction that supports better buying, selling, and advising.

Les informations fournies dans la section � Synopsis � peuvent faire r�f�rence � une autre �dition de ce titre.

�diteur: Forgotten Books
Date d'�dition: 2018
Langue: anglais
ISBN 10: 1332046258
ISBN 13: 9781332046256
Reliure: Broch�
Nombre de pages: 338
Coordonn�es du fabricant: Copytech (UK) Ltd, Trading as Printondemand-worldwide.com
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A Text-Book of Precious Stones: For Jewelers and the Gem-Loving Public

Frank B. Wade

Edit� par Forgotten Books, 2018

ISBN 10 : 1332046258 ISBN 13 : 9781332046256

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Vendeur : Forgotten Books, London, Royaume-Uni

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Paperback. Etat : New. Print on Demand. This book offers a comprehensive guide to identifying and understanding precious stones, a subject of growing fascination and importance in the early 20th century. The author, a chemistry teacher with a passion for gemology, shares practical knowledge gleaned from both his professional and personal pursuits, making it accessible to both seasoned gem merchants and curious collectors. The book delves into the fundamental properties that define each gem, including refraction, double refraction, absorption and dichroism, specific gravity, luster, and hardness. These properties are explained through clear illustrations and simple language, allowing readers to confidently distinguish between genuine gems, imitations, and synthetics. The author emphasizes the importance of employing multiple tests to ensure accurate identification, highlighting the pitfalls of relying solely on visual cues like color. The book also provides guidance on recognizing the suitability of various stones for different types of jewelry, exploring the origins and classifications of precious stones, and explaining the intricate process of cutting and shaping rough gemstones. The text ultimately empowers readers to become more discerning purchasers of gem-set jewelry and appreciate the natural wonders of these mineral masterpieces. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. N� de r�f. du vendeur 9781332046256_0

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