Mu'mina Khatun, Nakhchivan
data210/CR12
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Geometry
- The symmetry group of the tiling is *442 (p4m).
- All the internal angles of the constituent polygons are a multiple of 7.5°.
- Contains three equilateral triangles.
- Contains one regular hexagon.
- Contains one regular octagon.
- Contains one regular 8-pointed star polygon with vertex angle of 105°.
- There are three non-regular reflective tiles (including one kite) and one reflective pair.
- The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace with straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 429 polygons.
References
Publications referenced:
- Fig 6 (a) (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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