Callaïs refers to the green stones from which the remarkable ornaments discovered in several Neolithic sites in Western Europe are made. This volume brings together the contributions of the best European specialists in callaïs, variscite and turquoise, who spoke at a symposium on this ancient gemstone held in April 2015 in Carnac. Publisher: Archaeopress Illustration(s): Illustrated in full colour throughout Number of pages: 642 Publication date: 2019 Dimensions: 283 x 214 x 49 Cover type: Hardback Editor(s): Emmanuelle Vigier