A two year (equivalent) diploma course comprising of scientific study in order to identify faceted and rough gem material (gemstones).More Info
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In this short 2-day course you will learn the basic techniques required to differentiate between natural and synthetic gemstones.More Info
Learn all about opal in this short two-day course that covers all aspects of the gemmology and science of opal including opal from Australia and overseas locations and with a specific emphasis on practical separation of different types of opal from natural to Imitations as well as covering opal terminology, history and mining techniques in Australia.More Info