Title: Mesozoic(?) rocks in the Baboquivari Mountains, Papago Indian Reservation, Arizona
Subjects: Conglomerate, Formations (Geology), Geology, Metamorphic Rocks, Nomenclature, Sedimentary Rocks, Stratigraphic Geology, Volcanic ash, tuff
Places: Arizona, Tohono O'Odham Indian Reservation
Time periods: Mesozoic