3.6 m
Exact projection proportions
Both visible axes passed the 5% tolerance check.
Aztec Sun Stone (Current Artifact)
The Sun Stone, often called the Aztec Calendar Stone, is shown in its current state at Mexico's National Museum of Anthropology. The circular basalt monolith is 3.6 m in diameter, about 0.98 m thick and weighs 24.5 tonnes. Its museum wall and support are excluded.
Dimensions
- Height
- 3.6 m
- Length
- 98 cm
- Width
- 3.6 m
- Weight
- 24.5 t
Quick facts
- Diameter
- 3.6 m
- Thickness
- about 0.98 m
- Weight
- 24.5 t
- Material
- olivine basalt
- Discovered
- 17 December 1790
Aztec Sun Stone (Current Artifact) · Size infographic

Related objects
Sources and measurement22 References
Dimensions were cross-checked against independent sources before publication.
Measurement basis
In strict front elevation the complete outer contour is a 3.6 m circle, so documented width and height form an exact 1:1 ratio.