“Gem and Ornamental Materials of Organic Origin” is a unique source of information on this neglected topic of gemmology. Presented in full colour, with over 200 stunning photographs for ease of reference and identification, this book allows materials to be recognized by sight, avoiding the usual gemmological tests.A comprehensive list of materials is included and each is presented with details of its origin, availability and conservation status. Organics occur in modern and antique jewellery, in decorative items and in some furniture, and this book draws all the information together to provide the first complete overview of the subject.
284 pages. 203 colour illustrations
