Amir Taz Palace, Cairo

See also Bourgoin, Plate 99 and Azbak al-Yusufi.

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 5°.
• Contains one regular 12-pointed star polygon with vertex angle of 80°.
• There are 7 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 299 polygons.

1. Photo by David Wade: EGY 0526 (Amir Taz, Cairo, Egypt) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1352AD, 752AH)
2. Fig 11.1c of Brian Wichmann and David Wade. Islamic Design: a Mathematical Approach, Springer, 2017. ISBN 978-3-319-69. [ww] {}

• Wade photo EGY 0526

• Tiling with chelates

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