Geology, Geology Talk, Industry News, News Remains of a Brisbane volcano hidden in plain sight Brisbane’s 226-million-year-old tuff rock has been used throughout the city’s various construction projects, but it also hides a destructive past.Read More Nickolas Zakharia24/07/2020, 4:17 am24/07/2020 Comments Off on Remains of a Brisbane volcano hidden in plain sight 4549