Timothy Allan's Blog Posts
By Timothy Allan
March 19, 2020
Sourcing with pXRF (portable X-Ray Fluorescence)
“Sourcing” is the study of associating artifacts with their geologic origin in order to infer human transport of materials. This field of research has revealed networks of trade and exchange among indigenous peoples in pre-contact times. But how do researchers figure out the actual source? One method is with Portable X-Ray Fluorescence (pXRF) analysis. These
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