Mu'mina Khatun, Nakhchivan

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains one regular two-pointed star polygon with vertex angle of 72°.
• Contains one regular five-pointed star polygon with vertex angle of 36°.
• Contains two regular 10-pointed star polygons with vertex angle of 72°.
• There are 9 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 447 polygons.

1. Fig 6 (e) (Mu'mina Khatun, Nakhchivan, Azerbaijan, Central Asia) of Peter Cromwell. Islamic geometric ornament ... in Azerbaijan, To be published, 2018. [cromwell4] {}(1186AD, 581AH)

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