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Permian volcanism contributed to atmospheric greenhouse gas content in Antarctica

April 3, 2019 - General

The Choiyoi magmatic Province, with an estimated volume of ~1.3 million square kilometers, represents a voluminous Permian subduction-related volcanic episode that has thus far been described only from South America. In their new paper for Lithosphere, Demian Nelson and John Cottle investigated Permian volcaniclastic rocks from central Antarctica to determine the potential magmatic source of volcanic detritus in southwestern…

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Source: archeo

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