Comatesque mosaic, Rome

• The symmetry group of the tiling is *333 (p3m1).
• All the internal angles of the constituent polygons are a multiple of 60°.
• Contains three equilateral triangles.
• The tiling satisfies the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 158 polygons.

1. Figure 3-19a (Comatesque mosaic, Rome, Italy. Colours unknown) of Paloma Pajares-Ayuela. Cosmatesque ornament: flat polychrome geometric patterns..., Thames and Hudson, 2002. ISBN 050051075. [pajares] {London}

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