ne of the perennial challenges of the jewellery industry is the analysis of the multiple categories of gemstones on which the sector is based – its “raw materials”, so to speak. Correctly evaluating the authenticity of a gemstone and its country of origin is a key aspect of jewellery. The dedicated discipline of gemmology is defined as the “science relating to the study of precious, semi-precious, fine and ornamental stones obeying certain aesthetic criteria.”