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Rare-earth element distribution in water from El Chichón Volcano Crater Lake, Chiapas Mexico Morton-Bermea,O. - Aurora Armienta,M. - Ramos,S.
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2.
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Geochemistry of Carboniferous low metamorphic grade sedimentary and tholeiitic igneous rocks in the western Acatlán complex, southern Mexico: deposition along the active western margin of Pangea Ortega-Obregón,Carlos - Duncan Keppie,J. - Brendan Murphy,J.
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