Supporting information for "An unusually warm upper crust in the late Paleozoic North China continental arc: implications for the thermal modification of the giant Bayan Obo REE deposit

The dataset is the supporting information for the manuscript entitled "An unusually warm upper crust in the late Paleozoic North China continental arc: implications for the thermal modification of the giant Bayan Obo REE deposit". This supporting information includes: 1. SI. Supporting Information includes sample descriptions (Text S1), detail analytical methods for mineral composition analyses, Laser ablation-inductively coupled plasma-mass spectrometer (LA-ICP-MS) U-Pb dating and trace element analyses and 40Ar/39Ar incremental heating analysis (Text S2), representative photomicrographs of samples (Figure S1), representative reflected-light, transmitted-light and CL images of zircons of samples for U-Pb dating and trace element analyses (Figures S2 to S9), inverse isochron plots (Figures S10). 2. SI. Table S1 is the electron microprobe analytical results of hornblende from the Permian granitoids near Bayan Obo deposit. 3. SI. Table S2 is the electron microprobe analytical results of plagioclase from the Permian granitoids near Bayan Obo deposit. 4. SI. Table S3 is the Al-in-hornblende geothermobarometric data of the Carboniferous-Permian arc plutons in the western part of the late Paleozoic northern North China continental arc (recalculated from Wu et al., 2014; Zhang and Zhao, 2017). 5. SI. Table S4 is the LA-ICP-MS U-Pb results of zircons from the samples for thermochronometric investigations. 6. SI. Table S5 is the 40Ar/39Ar analytical results of hornblende from sample 16219-3BY. 7. SI. Table S6 is the 40Ar/39Ar analytical results of biotite from sample 16147-1BY. 8. SI. Table S7 is the 40Ar/39Ar analytical results of biotite from sample 07148-5GY. 9. SI. Table S8 is the 40Ar/39Ar analytical results of biotite from sample 17099-1GY. 10. SI. Table S9 is the 40Ar/39Ar analytical results of hornblende from sample 10185-4BY. 11. SI. Table S10 is the 40Ar/39Ar analytical results of biotite from sample 10185-4BY. 12. SI. Table S11 is the 40Ar/39Ar analytical results of biotite from sample 13502-1BY. 13. SI. Table S12 is the 40Ar/39Ar analytical results of hornblende from sample 07173-1. 14. SI. Table S13 is the 40Ar/39Ar analytical results of biotite from sample 07173-1. 15. SI. Table S14 is the 40Ar/39Ar analytical results of hornblende from sample 08603-1. 16. SI. Table S15 is the 40Ar/39Ar analytical results of biotite from sample 08603-1. 17. SI. Table S16 is the 40Ar/39Ar analytical results of muscovite from sample 09219-1. 18. SI. Table S17 is the 40Ar/39Ar analytical results of muscovite from sample 09243-2. 19. SI. Table S18 is the 40Ar/39Ar analytical results of muscovite from sample 17105-1GY. 20. SI. Table S19 is the 40Ar/39Ar analytical results of biotite from sample 17107-1GY. 21. SI. Table S20 is the 40Ar/39Ar analytical results of hornblende from sample 17108-1BT. 22. SI. Table S21 is the 40Ar/39Ar analytical results of biotite from sample 17108-1BT.