The geological evolution of the Xolapa Complex, recently described by Ducea et al. (2004), is important in the tectonic history of southern Mexico. However, incorrectly located samples, inadequate mapping and structural interpretations, and imprecise dates undermine the conclusions they presented.

...

Ducea et al. (2004, p. 1017) state “All rocks studied here are part of the Xolapa terrane.” However, all of the samples in the Puerto Angel transect are plotted within the Oaxacan Complex according to their Table 1 (Fig. 1). Thus, they actually dated samples belonging to Grenvillian basement rocks rather than the Xolapa terrane.

...

The contact between...

First Page Preview

First page PDF preview
You do not currently have access to this article.