Posted on 07/04/2025 by no_zacsRepresentation of a Skull. Medium: Carved obsidian, inlaid with shell and bone. Culture:… ymutate: Representation of a Skull. Medium: Carved obsidian, inlaid with shell and bone. Culture: Mixtec-Puebla. Region: Central plateau (?), Mexico. Date: 1200-1521 CE. Collection: Museo Amparo.