Alaeddin mosque, Nidge

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 12.85 (π/14)°.
• Contains one regular 7-pointed star polygon with vertex angle of 102.85 (4π/7)°.
• There are four non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and three infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 165 polygons.

1. Page 357, Fig. 282a (Alaeddin mosque, Nigde, Turkey) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1223AD, 619AH)

• Tilings not constructible by straightedge and compass

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