This article uses the musings sparked by an archaeologist's exploration of the Zigong dinosaur site in Sichuan as a narrative framework to introduce the basic principles of the U-Pb dating method.It covers sample collection,post-processing analytical methods,and data interpretation,providing a comprehensive overview of U-Pb dating.Additionally,the article highlights the dinosaur culture and industry in the Zigong region,showcasing the allure of this dinosaur capital.
U-Pb datingIsotope geochronologyGeochemistryInductively coupled plasma mass spectrometryHigh-resolution ion microprobe