Xiao-Long Huang (Petrologist, Chinese Academy of Sciences, China), Chao Lei (Petrophysics [Physical Properties] Specialist, China University of Geosciences, China), and Liang Yi (Paleomagnetist, Tongji University, China) discuss the origin of the basement rocks. (Credit: William Crawford, IODP JRSO) [Photo ID: exp367_204]