Great Mosque, Cordova

• The symmetry group of the tiling is 4*2 (p4g).
• All the internal angles of the constituent polygons are a multiple of 90°.
• Contains two squares.
• There is one non-regular reflective tile and three tiles with no mirror image.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 359 polygons.

1. Photo from David Wade (Great Mosque, Cordova, Spain. Alcove ornament) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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