Australia Unearthed: Follow a sapphire gem from the mine all the way to finished jewellery.

Join gemmologist and geologist Charles Lawson as he investigates the fascinating story of how a sapphire is mined in Rubyvale, Queensland, how it is cut and polished and finally set into a finished piece of jewellery. Special thanks go out to the Tiffany & Co. Foundation, the University of Queensland, the University of Delaware Rubyvale Gem Gallery and Lawson Gems for supporting the making of this film.