The ceramic tradition of Casas Grandes, whose principal urban center was Paquimé in the present-day state of Chihuahua, was one of the most outstanding pottery traditions of northern Mexico between 1300 and 1450 CE. Its development is linked to the growth of a complex social and architectural system that integrated cultural influences from both the southwestern region of what is now the United States and Mesoamerican areas, a phenomenon reflected in its stylistic and technical diversity.
Pioneering studies of the site's ceramic types have classified the pottery into the following categories: “coarse” and dark ware, polished black ware, red ware, and painted ware. These ceramic types display considerable iconographic and technical richness as a result of the broad regional circulation of cultural influences. Among the most representative is Ramos Polychrome, considered the dominant ceramic type within the core area of the Casas Grandes culture. These vessels are characterized by red and black painted decoration on light-colored backgrounds, as well as by the presence of symbolic motifs associated with animals, human beings, meteors, and supernatural entities. Formal analyses suggest that the structure of ceramic designs reveals a particular spatial conception characterized by the absence of a dominant center and by the repetition of motifs that may be inverted or extended indefinitely. Likewise, the iconography reflects recurring elements that may reproduce the geometric principles underlying the architecture of the settlement.
Among the most recurrent elements are the spiral and the stepped fret, configurations that organize both the layout of buildings and the decorative composition of vessels. This correspondence suggests the existence of a coherent visual system in which forms are not presented in isolation but rather integrated into dynamic sequences that evoke movement and continuity. The pottery also incorporates fundamental elements of the local cosmovision, particularly the importance of the serpent and the macaw, symbols associated with power and life, as well as serrated-sided triangles linked to clouds and spirals associated with water.
Archaeological evidence indicates that ceramics fulfilled not only domestic functions but also ceremonial and funerary ones. Some vessels have been recovered in mortuary contexts, such as an effigy vessel from a multiple child burial. These pieces may display either zoomorphic or anthropomorphic characteristics and may represent deities or companions of the deceased. The effigy vessel deposited within this funerary context has a globular body with a concave base and a modeled human head on the rim, in addition to geometric motifs painted in red and black, among which quadrangular figures, triangles, and spirals are especially noteworthy. The designs on this vessel undoubtedly provide information concerning the use of facial painting featuring geometric patterns, as well as the attire and adornments of the populations of this region.