Mu'mina Khatun, Nakhchivan
data0/CR13
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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 15°.
- Contains 6 equilateral triangles.
- Contains two regular hexagons.
- Contains one regular 7-pointed star polygon with vertex angle of (undefined).
- Contains one regular 8-pointed star polygon with vertex angle of 105°.
- There is one non-regular reflective tile and one reflective pair.
- The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace with non-straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 101 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)
- Page 406, Fig. 332b (Great Mosque, Van. Turkey. Qara Qoyunlu portal) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1389-1400AD, 791-802AH)
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