Trans-crustal structural control of CO2-rich extensional magmatic systems revealed at Mount Erebus Antarctica

Affiliations

G. J. Hill: University of Canterbury, Gateway Antarctica
P. E. Wannamaker: University of Utah, Energy & Geoscience Institute
V. Maris: University of Utah, Energy & Geoscience Institute
J. A. Stodt: Numeric Resources LLC
M. Kordy: University of Utah, Energy & Geoscience Institute
M. J. Unsworth: University of Alberta, Department of Physics
P. A. Bedrosian: United States Geological Survey
E. L. Wallin: University of Hawaii at Manoa, Hawaii Institute of Geophysics and Planetology
D. F. Uhlmann: First Light Mountain Guides
Y. Ogawa: Tokyo Institute of Technology, Volcanic Fluid Research Centre
P. Kyle: New Mexico Institute of Mining and Technology

Abstract

Episodic magma eruption and CO2 release to the atmosphere are controlled where two structural trends meet to cause dilatancy.