Cloister of San Giovanni in Laterno

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains 16 equilateral triangles.
• Contains 7 regular two-pointed star polygons with vertex angle of 60°.
• There is one non-regular reflective tile.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 1220 polygons.

• Figure 2-240 of Paloma Pajares-Ayuela. Cosmatesque ornament: flat polychrome geometric patterns..., Thames and Hudson, 2002. ISBN 050051075. [pajares] {London}

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