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Testing the Colour of Gemstones – A Collection of Historical Articles on the Dichroscope, Filters, Lenses and Other Aspects of Gem Testing [EPUB ebook] 

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This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience. Carefully selecting the best articles from our collection we have compiled a series of historical and informative publications on the subjects of gemology and crystallography. The titles in this range include ‘Gemstone Manufacturing’ ‘The Optical Properties of Gemstones and Crystals’ ‘The Thirty-Two Classes of Crystal Symmetry’ and many more. Each publication has been professionally curated and includes all details on the original source material. This particular instalment, ‘Testing the Colour of Gemstones’ contains information on the dichroscope, filters, lenses and much more. Intended to illustrate the main aspects of colour testing it is a comprehensive guide for anyone wishing to obtain a general knowledge of the subject and to understand the field in its historical context. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.

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Limba Engleză ● Format EPUB ● Pagini 68 ● ISBN 9781473390577 ● Mărime fișier 2.7 MB ● Editura Read Books Ltd. ● Publicat 2013 ● Descărcabil 24 luni ● Valută EUR ● ID 3614148 ● Protecție împotriva copiilor Adobe DRM
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