Subject of study in the book is the gemology as science, features of gemology and types of processes in the formation of gemological fields, organic and non-organic processes, kinds of classifications of fields. Presented are more than 160 gemological finds from Bulgarian lands, which are part of the Alpine-Himalaya geosynclinal area, divided in jewellery stones; jewellery decorative stones, decorative stones; materials of animal origin; materials of plant origin. It is discussed the problem of preservation of the gemological resources of Bulgaria.
ISBN 954-535-325-2
Price: 9.00 lv.