Volcanic stratigraphy of the Amealco caldera and vicinity, central Mexican Volcanic Belt

  • Gerardo J. Aguirre-Díaz Estación Regional del Centro, Instituto de Geología, Universidad Nacional Autónoma de México, Apartado Postal 376, 36000 Guanajuato, Gto., México (current address). - Department of Geological Sciences, University of Texas at Austin, U.S.A.
Keywords: Stratigraphy, volcanic rocks, Amealco caldera, Mexico.


The Amealco caldera is one of five major caldera complexes within the Mexican Volcanic Belt. Stratigraphy indicates five major volcanic units related with the volcanic history of the Amealco caldera: (1) the Amealco Tuff, a widespread pyroclastic sequence that was erupted from the Amealco caldera at about 4.7 Ma and which represents 77 km3of magma… in order to continue, download the full paper in PDF.