Supplemental Material: Geology of a Large Intact Extensional Oceanic Arc Crustal Section with Superior Exposures: Cretaceous Alisitos Arc, Baja California (Mexico)

SI-1: Whole-rock X-ray fluorescence (XRF) and inductively coupled plasma–mass spectrometry (ICP-MS) major- and trace-element geochemical data; SI-2: U-Pb zircon data; SI-3: Zircon Hf isotope data; SI-4: Description of all localities plotted on the geologic map (Fig. 4); SI-5: Analytical methods; SI-6: Modal summary for plutonic rocks; and Figure 4A: Geologic map of the Rosario segment of the Alisitos oceanic arc, Baja Calinfornia, Mexico.