The Pennsylvania State University, Department of Geosciences, University Park, PA 16802 United States
The Pennsylvania State University, Department of Geosciences, University Park, PA 16802 United States
The Pennsylvania State University, Department of Geosciences, University Park, PA 16802 United States
The Pennsylvania State University, Department of Geosciences, University Park, PA 16802 United States
The Pennsylvania State University, Department of Geosciences, University Park, PA 16802 United States ; Yale University, Department of Geology and Geophysics, New Haven, CT 06511 United States