Friday Mosque, Gonabad
data211/BON56
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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 22.5°.
- Contains one square.
- Contains one regular 8-pointed star polygon with vertex angle of 45°.
- There are five non-regular reflective tiles.
- The tiling satisfies the interlace condition and has three finite interlaces and no infinite interlace with straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 299 polygons.
References
Publications referenced:
- Page 272, Fig 147a (Friday Mosque, Gonabad, Iran) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1212AD, 608AH)
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