https://emuseum.cornell.edu/internal/media/dispatcher/74805/fullAxe or knife bladeca. 500 A.D.[]CopperHeavyweight Milagro semi-lunar knife or axe blade attached to a handle with a hole through its center, perhaps for hafting. The blade shows use-wear (chipping and striations left from hard objects hitting the relatively soft copper metal). This was obviously a functional metal tool, blade, or weapon.com.gallerysystems.emuseum.core.entities.Classification@67https://emuseum.cornell.edu/objects/20342/rdf