North American Database of Archaeological Geophysics
North American Database of Archaeological Geophysics
Graphic/Image:
Project Name: Cahokia Mounds State Historic Site, IL;
Reference: Dalan, R.A. and B.W. Bevan (1998). Directionality of Geophysical Parameters as an Indicator of Cultural and Natural Deposits: Experiments at the Cahokia Mounds Site. Office of Contract Archaeology, Southern Illinois University at Edwardsville, Edwardsville, Illinois. Geosight, Pitman, New Jersey. Submitted to Illinois Historic Preservation Agency, Springfield, Illinois.
The average resistivity at each sounding. The east and west offsets are averaged, along with the readings at each of the angles. Each curve is similar, with a minimum between two highs, but each of the curves has a different lateral and vertical shift.