Fig. 8. (a) Plot of zircon εHf(t) versus U–Pb age. (b, c) Histogram of zircon εHf(t) values and TDMC ages of the Early Paleozoic arc-related rocks in western BAT. Zircon εHf(t) values of the ancient basement rocks in northern Tarim Craton (NTC) are from Long et al., ...