Using a variety of geochemical techniques to investigate the origin of sapphires and rubies. In eastern Australia, these gemstones occur along a belt that is closely associated with Cenozoic alkali basalts, while in other parts of the world the gems are found within metamorphic rocks. Her project aims to investigate the role of the mantle and plate tectonic processes in the formation of sapphire and ruby. Image: Blue sapphire (

Project members

Jacqui Wong

PhD candidate