 Other ceramics discovered at the site were dated to 1200–1541 during the Plaquemine Mississippian period.A series of radiocarbon samples returned dates between 1048 and 1411 CE.These investigations prompted archaeologists to use the Transylvania site as the type site for the "Transylvania Phase (1500-1680 CE)" of the local Tensas Basin Plaquemine Mississippian chronology.