These features are thought to originate at great depth and are the source of some intraplate basaltic magma.

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     subduction vents
      mantle plumes
      cinder cones
      lapilli
      dikes
asked Jun 13, 2012 in Geography by anonymous
    

1 Answer

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mantle plumes
answered Jun 15, 2012 by Geodude ~Top Expert~ (9,680 points)



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