On the provenience of wood used in the manufacture of snuff trays from San Pedro de Atacama (Northern Chile)

► Density was used as a provenience marker of wood of snuff trays from San Pedro de Atacama (SPA). ► Most snuff trays studied used wood exogenous to SPA as raw material. ► Different sources of wood were used to make different styles of trays. ► Diachronic differences in the wood used in trays were found. ► Tray manufacturing technique did not depend on wood density.