Geochemistry of marine sediments adjacent to the Los Tuxtlas Volcanic Complex, Gulf of Mexico: Constraints on weathering and provenance

John S. Armstrong‐Altrin, Mayla A. Ramos‐Vázquez, Jayagopal Madhavaraju, Mario Emilio Marca-Castillo, María Luisa Machain-Castillo, Antonio Zoilo Márquez-García