Cifte minareli madrasah, Sivas

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 60°.
• Contains one regular 6-pointed star polygon with vertex angle of 60°.
• There are no non-regular reflective pairs and one tile with no mirror image.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 71 polygons.

1. Photo from M Bulut (Cifte minareli madrasah, Sivas, Turkey) of Not specific. Personal Communication, Information sent to the author, 21c. [pc] (1271AD, 669AH)

v54