The role of magma mixing and mafic recharge in the evolution of a back-arc quaternary caldera: The case of Payún Matrú, Western Argentina
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- 作者：Irene Raquel Hernandoa ; ihernando@cig.museo.unlp.edu.ar" class="auth_mail" title="E-mail the corresponding author ; Ivan Alejandro Petrinovicb ; Eduardo Jorge Llambí ; asa ; Leandro D'Eliaa ; Pablo Diego Gonzá ; lezc ; Eugenio Aragó ; na
- 关键词：Payú ; n Matrú ; caldera ; Trachytes ; Magma mixing ; Eruption trigger
- 刊名：Journal of Volcanology and Geothermal Research
- 出版年：2016
- 出版时间：1 February 2016
- 年：2016
- 卷：311
- 期：Complete
- 页码：150-169
- 全文大小：7443 K
文摘
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Textural and mineralogical disequilibrium in lavas are common in Payún Matrú.
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Magma mixing and mingling processes have been recurrent in Payún Matrú volcano.
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Trigger mechanism for the caldera-forming eruption was probably a mafic recharge.