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Sebastian Meffre, Trevor J. Falloon, Tony J. Crawford, Kaj Hoernle, Folkmar Hauff, Robert A. Duncan, Sherman H. Bloomer and Dawn J. Wright Basalts erupted along the Tongan fore arc during subduction initiation: Evidence from geochronology of dredged rocks from the Tonga fore arc and trench Geochemistry, Geophysics, Geosystems 13

Version of Record online: 7 DEC 2012 | DOI: 10.1029/2012GC004335

Key Points

  • Zircon U-Pb ages of rocks from the Tonga fore arc range from 102 to 2 Ma
  • Ages define successive domains with separate geological histories
  • Arc reversal explains the presence of back-arc-like basalts in the fore arc

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