Huand Hatun complex, Kayseri

• The symmetry group of the tiling is *X (cm).
• All the internal angles of the constituent polygons are a multiple of 18°.
• Contains four regular pentagons.
• Contains one regular five-pointed star polygon with vertex angle of 72°.
• There are four non-regular reflective tiles.
• The tiling satisfies the interlace condition and has no finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 236 polygons.

1. Page 347, Fig. 257c (Hunat Hatun Complex, Kayseri, Turkey) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1237AD, 634AH)

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