Computed tomography study of snuff trays from San Pedro de Atacama (Northern Chile)

► Computed tomography (CT), was used to study snuff trays from San Pedro de Atacama (SPA). ► While wood used in the manufacture of most trays was exogenous to SPA, inlayed gemstones were likely of local origin. ► Several features revealed in the trays support the view that craftsmen producing them were skillful artisans.