Publisher's Synopsis
The rapid growth of gemological sciences and mineralogy requires a comprehensive dictionary for gemologists, mineralogists, geologists, jewel dealers, industry and hobbyists. The second edition of this dictionary contains nearly 25000 entries, about 3500 more than the first edition. The comprehensive definitions are now completed by more than 3000 charts, diagrams and figures. The author offers a one-stop reference to any matter dealing with gems and gemology.