Roman mosaic, Cherchel

The extensive ornamentation is replaced by colour shown here.

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains one square.
• Contains two regular two-pointed star polygons with vertex angle of 45°.
• Contains one regular octagon.
• There is one non-regular reflective tile.
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 287 polygons.

1. Pl 177 (d) (Cherchel) of Catherine Balmelle .... Le décor géométrique de la mosaïque romaine, Paris, Picard, 2002. ISBN 270840624. [balmelle] {2 vols}

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