What are crystals? What’s the difference between crystals, minerals and rocks? How do crystals form and get their shape?Join Anika and Dexter as they learn all about crystals with Dermot Henry who is a geologist and Head of Sciences at Museums Victoria. This episode of The Fact Detectives is a Kinderling co-production with Melbourne Museum. To find out more about the world around you, head to museumsvictoria.com.au Guest: Dermot Henry who is a geologist and Head of Sciences at Museums Victoria Production: Cinnamon Nippard  Sound Design: Josh Newth Executive Producer: Lorna Clarkson  And if YOU have a big Fact Detective question, send it to factdetectives@listnr.com.au Hear it first on LiSTNR.Listen ad-free on Kinderling.  See omnystudio.com/listener for privacy information.