Measuring the 'Great Unconformity' on the North China Craton using new detrital zircon age data HeTianchen ZhouYing VermeeschPieter RittnerMartin MiaoLanyun ZhuMaoyan CarterAndrew Pogge Von StrandmannPhilip A. E. ShieldsGraham A. 2016 Sample descriptions, sampling GPS locations and a compiled dataset of detrital zircon U–Pb LA-ICP-MS dating results