Minbar of the al-Aqsa Mosque

• 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 octagon.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are 6 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has one finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 243 polygons.

1. Photo from David Wade (al-Aqsa Mosque, Jerusalem. Destroyed by fire in 1969, but now restored) of Max van Berchem. Muslim Jerusalem: in the work of Max van Berchem, Foundation Max van Berchem, 1982. [berchem] {Geneve}

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