Silicification Geology (OPALS) with Patrice Rey

About This Episode

Gems of lightning and shadows. Rainbow fossils. Underground tunnel homes. Mysterious sedimentary origins. Aboriginal dreamtime stories. Armored snails. Questionable song lyrics. It’s opals, folks. And world expert geophysicist and University of Sydney professor Dr. Patrice Rey is here to talk about why he left France to explore the geological mysteries of the Outback. Should you get an opal engagement ring? Can they get wet? What’s the difference between an Australian and Ethiopian opal? What wa