Mining and prospecting for precious stone materials.
The stonemason needs to understand the properties of the stone, which affects how the stone is shaped and the type of cut or engraving applied.
Expertise and evaluations
It is necessary to know the identity and nature of the gemstone before the expertise can be done. The ability to evaluate stones is necessary for different levels of profession, ranging from experts to auctioneers as well as pawnshops.
Laboratory reports and tests
Extensive knowledge and experience are useful for any questions regarding the consistency and reliability of laboratory reports.
Gemstones are often objects of great value. Their owner, nature and identity may be challenged by law. A gemologist may be called in to provide expertise in such situations.
The management of museums and establishments with collections of precious stones requires a wide knowledge of the characteristics and origin.
Buying and selling
Knowledge of gemstones is necessary for anyone who is in the business of buying or selling stones at all levels of the industry, from mining to retail.
The use of precious stones
The availability of colors and the durability of gems influence the choice of gemstones or the setting chosen by craftsmen and designers.
The protection of the customer is only possible with an assurance on the identity and quality of the materials for precious stones.
Customs and taxes
The import and export of certain gemstones is limited and may require specific documents and controls on their origins.
Collectors and amateurs
The variety and beauty of precious stones make people become collectors. Many collectors are involved in gemstones, jewelry stores and mineral businesses.