Oaxaca Clay Survey

In order to characterize regional trends in clay geochemistry, field clays were sampled throughout the Valley of Oaxaca.


These samples have been analyzed for trace-element composition using INAA and for mineral inclusions using optical petrography.






For microscopic views of fired clay tile pastes, click here.

For a map of OCS sampling locations relative to the complex surficial geology of the valley, click here.

For an analysis of mineral inclusions, click here.

For trace-element data of Oaxaca clays, click here.

This project was supported by the Wenner-Gren Foundation for Anthropological Research and the OSU Radiation Center.