Mu’mine Khatun tomb tower, Nakhichevan, Azerbaijan

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains three regular octagons.
• Contains two regular 8-pointed star polygons with vertex angle of 90°.
• 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 589 polygons.

1. Page 295, Fig 182 (Mu’mine Khatun tomb tower, Nakhichevan, Azerbaijan, Central Asia) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1186AD, 581AH)

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