Lab 5: pXRF

On December 4th, for our final lab session, Dr. Anthony Lagalante, from Villanova University presented a lecture and lab session on utilizing a portable X-ray Fluorescence Spectrometer.

OLYMPUS DIGITAL CAMERA

Dr. Lagalante demonstrating the spectrum capture software.

 

 

 

 

 

 

 

 

Portable XRF units are commonly used to help non-destructively identify the surface elemental composition of metal alloys, pigments and other fine art and archaeological artifacts.  The data is generally qualitative when used in a non-destructive manner.

OLYMPUS DIGITAL CAMERA

Analyzing pigment on an Egyptian polychromed wood sarcophagus fragment.

 

 

 

 

 

 

 

Students were able to operate the instrument and the computer during the data capture and looked at a variety of object types including; Roman coins, polychromed Egyptian materials, and Greek pottery.

OLYMPUS DIGITAL CAMERA

Determining where to take a spectrum on a polychromed terracotta Ushabti.

 

 

 

 

 

 

 

 

 

OLYMPUS DIGITAL CAMERA

Analysis of differences in the surface composition in Attic pottery between the black-glaze and clay body.

Leave a Reply

Your email address will not be published.