Geologia da folha de Aguaí, SP

The Aguai area comprehends oriental Parana Basin part and crystalline basement. The Pinhal Complex crystalline rocks (upper precambrian) are characterized by granites and migmatites presenting variated structures and textures. The sedimentary rocks belongs to the Itarare Subgroup (Permian-Carboniferous). Piracununga Formation (Tertiary) and to alluvial sediments (Quaternary). In the Itarare Subgroupoccur diabase intrusions specially in the central north part of the area. The Itarare Subgroup sediments, sandstones, siltstones, diamictites and shales are disposed deranged in the whale unit. The Cenozoic comprehends Piracununga Formation (sands and basal conglomerates) and quaternary (alluvial plains) along the main rivers