Wedekind, W., Ruedrich, J. & Siegesmund, S. Natural building stones of Mexico–Tenochtitlán: their use, weathering and rock properties at the Templo Mayor, Palace Heras Soto and the Metropolitan Cathedral. Environ Earth Sci 63, 1787–1798 (2011). https://doi.org/10.1007/s12665-011-1075-z