Amir Qijmas al-Ishaqi mosque, Cairo
data212/BON83
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Geometry
- The symmetry group of the tiling is 2*22 (cmm).
- All the internal angles of the constituent polygons are a multiple of 18°.
- Contains two regular two-pointed star polygons with vertex angle of 72°.
- Contains one regular pentagon.
- Contains one regular 10-pointed star polygon with vertex angle of 72°.
- There are five non-regular reflective tiles (including 2 kites).
- The tiling does not satisfy the two-colour condition.
- The tiling is edge-to-edge.
- As drawn, contains about 326 polygons.
References
Publications referenced:
- Page 337, Fig. 243d (Amir Qijmas al-Ishaqi mosque, Cairo, Egypt) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}
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