Geological Society of America Bulletin Geological Society of America Bulletin, 2019, 131 (5-6), pp.730-748. ⟨10.1130/B35002.1⟩ Geological Society of America bulletin, 131(5-6), 730-748. Geological Society of America GSA Bulletin Geological Society of America Bulletin, Geological Society of America, 2019, 131 (5-6), pp.730-748. ⟨10.1130/B35002.1⟩