The Fiske Center Blog

Weblog for the Fiske Center for Archaeological Research at the University of Massachusetts Boston.

April 12, 2012
by John Steinberg
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EM-38 results from the Westport Town Farm

We had a chance to do some very preliminary archaeogeophysical survey at the Westport Town Farm with the EM-38.  To me, it looks like the most interesting structured readings are well outside the impacted area (near the picnic benches by the fence).

Smoothed results from the In Phase (IP) component of the EM-38

In the IP, the blue (high) should indicate rocks close to the surface

Smoothed results from the Quadrature (Q) component of the EM-38

In the Q, the Red (low) suggests rocks.  The blue suggests more conductive soil.