Data for: Weaving People and Places: Landscapes of Obsidian Circulation in NW Argentina. A long-term view (ca. AD 100-1436)

Dataset contains a table summarising the authors' survey of published and unpublished obsidian provenance data (references available in the Supplementary material of the article); two reports on obisidian artefacts from NW Argentina produced by the archaeometry laboratory at the University of Missouri for the article authors.