Jan 31 2025 17 mins 25
Jonica Newby visits the opal mining town of Lightning Ridge in western NSW and meets a geology professor obsessed with opals from childhood who made it his quest to discover how opals are formed.
Jonica Newby visits the opal mining town of Lightning Ridge in western NSW and meets a geology professor obsessed with opals from childhood who made it his quest to discover how opals are formed.
