Sultan Shah mosque

This pattern appears at the top of the side of the minbar of the Sultan Shah mosque. This minbar is now in the V and A. This pattern is very similar to Bourgoin, Plate 186, top.

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains 8 regular two-pointed star polygons with vertex angle of 72°.
• Contains four regular pentagons.
• Contains one regular 10-pointed star polygon with vertex angle of 72°.
• There are 9 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has 6 finite interlaces and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 495 polygons.

1. Photo by David Wade: EGY 1115 (Qalawun, Cairo, Egypt) from [wadei] (1279AD, 677AH)
2. Photo by David Wade: VA 060 (Sultan Shah mosque, Cairo, Egypt. Now in V and A) from [wadei] (1468-96AD, 872-901AH)
3. page 222 and 224 (Azbak al-Yusufi, Cairo, Egypt. Panel of minbar) from [okane2] (1494-5AD, 899-900AH)
4. Photo by David Wade: LOU 029 (No location, Egypt. Louvre, Paris) from [wadei] (18th century AD)
5. 1050:1 to 2-1869 (Cairo, Egypt. Minbar) from [vami]

• Wade photo EGY 1115
• Wade photo VA 060
• Wade photo LOU 029
• V&A record Minbar

v54