PhD Post 1: Lithological Variability in Field Area

Satellite imagery of the study area.

Typical fabric and compositional interlayering of the Totoltepec granitoid.

Hydrothermal alteration. Totoltepec Pluton.

Mafic xenoliths in the Totoltepec granite.

Granite intruding gabbro, ...

... and gabbro intruding granite. Totoltepec Pluton.

Lateritic zone separating the pluton and Mesozoic rocks.

Mesozoic sandstone overlying the Totoltepec Pluton.

Pelite and psammite. East of Pluton.

Amphibolite body.

Garnet schist.

Mylonitic granite.

Conglomerate.

Interlayered psammite, pelite, and arkose.

Marble boulder.