Stone of the Sun

Stone of the Sun
Name	Stone of the Sun
Caption	The central disk formerly known as the Aztec calendar stone
Material	Basalt
Height	3.6 m
Weight	24 t
Created	Late Postclassic period
Culture	Mexica
Location	National Museum of Anthropology, Mexico City (historically moved)

Stone of the Sun The Stone of the Sun is a monumental Aztec basalt sculpture carved in the late Postclassic period associated with the Mexica capital Tenochtitlan. The monolith has been a focal object in studies by scholars of Mesoamerica, archaeology, art history, and ethnohistory, and has figured prominently in debates involving the National Museum of Anthropology (Mexico City), Museo Nacional de Antropología, and international collections. It has been referenced in discussions alongside works associated with Moctezuma II, Hernán Cortés, Bernal Díaz del Castillo, and later colonial officials such as Francisco de Alvarado.

Description and Physical Characteristics

The disk is carved from a single block of basalt and measures approximately 3.6 metres in diameter and weighs about 24 tonnes, a scale discussed by Alexander von Humboldt, Eduard Seler, Alfredo Chavero, and Manuel Gamio. Intricate reliefs include iconography interpreted by Gordon Brotherston, Miguel León-Portilla, Natalia Mazón, and Elizabeth Hill Boone alongside comparative analyses referencing artifacts from Tlatelolco, Texcoco, Cholula, and Coyoacán. The central face, surrounded by concentric bands of glyphs and calendrical symbols, has been compared in typology to sculptures cataloged by Adolf Bastian, Alfredo López Austin, and the collections of the Biblioteca Nacional de Antropología. Scholarly descriptions reference stylistic parallels found at Chichén Itzá, Uxmal, Palenque, and Copán, informing debates led by Michael D. Coe, J. Eric S. Thompson, and Christophe Helmke.

Historical Context and Origin

Scholars place the carving in the context of late Postclassic Mexica statecraft centered at Tenochtitlan on Lake Texcoco, during the expansion under rulers such as Axayacatl and Ahuizotl. Primary accounts by Bernal Díaz del Castillo and colonial chroniclers like Diego Durán, Andrés de Olmos, and Fernando Alvarado Tezozómoc have been used by historians including Iztaccíhuatl López and Sahagún-centric researchers such as Fray Bernardino de Sahagún to situate the monument within rituals described in the Florentine Codex, Codex Mendoza, and Codex Telleriano-Remensis. Comparative chronology involves cross-referencing radiocarbon and stratigraphic data discussed in publications by William T. Sanders, Richard E. Blanton, Eduardo Matos Moctezuma, and Katherine Spielmann.

Cultural and Religious Significance

Interpretations emphasize the disk’s role in Mexica cosmology, sacral kingship, and ritual cycles discussed by Miguel León-Portilla, Eduardo Matos Moctezuma, Charles E. Dibble, and Christina Cruz. Iconographic elements are read against mythic narratives involving deities such as Huitzilopochtli, Tonatiuh, Tlaltecuhtli, and references to the Five Suns tradition attested in sources like the Florentine Codex and Codex Borgia. Ethnohistorical analyses by Eduard Seler, Jorge Gurría Lacroix, William H. Prescott, and Rosalía Vázquez link the monument to calendrical ceremonies documented in the Codex Borbonicus and ritual descriptions studied by Bernardino de Sahagún and modern commentators including Serge Gruzinski.

Discovery, Provenance, and Conservation

The stone was unearthed in 1790 during works in the former Plaza Mayor of Mexico City and subsequently removed under authorities such as Viceroy Juan Vicente de Güemes. Accounts of its relocation involve figures like Antonio de León y Gama, José Antonio de Alzate y Ramírez, and later curators at the Museo Nacional de Antropología and Museo del Templo Mayor. Conservation treatments and casting reproductions were conducted by teams associated with Instituto Nacional de Antropología e Historia personnel including Eduardo Matos Moctezuma and conservators trained in methods deriving from practices at institutions such as the Smithsonian Institution, British Museum, and Musée de l'Homme. Provenance debates have engaged historians including Joaquín García Icazbalceta, Alfredo Chavero, and international curators from the Library of Congress and National Gallery of Art.

Scientific Analysis and Dating

Scientific work on the stone has involved petrographic analysis, isotopic studies, and non-destructive imaging undertaken by researchers affiliated with Universidad Nacional Autónoma de México, Smithsonian Institution, British Museum, and laboratories such as those at Lawrence Livermore National Laboratory and Max Planck Institute for the Science of Human History. Dating integrates stylistic seriation used by Michael D. Coe and thermoluminescence and cosmogenic exposure studies referenced by W. A. Doerner-style conservation science. Multidisciplinary teams including Eve Ewing-type scholars in material culture, geologists like David Montgomery (geologist), and archaeometrists such as Thomas A. Waldron have contributed to chronological models correlated with stratigraphic evidence from excavations led by Eduardo Matos Moctezuma at Templo Mayor.

Public Display and Repatriation Issues

The stone’s exhibition history has been shaped by institutions including the Museo Nacional de Antropología, Instituto Nacional de Antropología e Historia, and municipal authorities in Mexico City, with high-profile loans and display controversies involving the British Museum, Smithsonian Institution, and other international venues. Debates on cultural patrimony have engaged legal scholars and policymakers from UNESCO, ICOMOS, Consejo de Arqueología (INAH), and activists associated with Mexican Indigenous movements and public intellectuals such as Miguel León-Portilla and Carlos Monsiváis. Repatriation discourse draws on precedents in cases involving artifacts contested between Greece, United Kingdom, United States, and nations represented before International Court of Justice-adjacent forums, and involves stakeholders from municipal governments, national ministries, and museum directors including those at Museo del Templo Mayor and Museo Nacional de Antropología (Mexico City).

Category:Mesoamerican artifacts Category:Aztec culture Category:Mexican national heritage