Bourgoin, Plate 187 (top)

This pattern appears in the balustrad of the minbar of the Sultan Shah mosque. This minbar is now in the V and A. This pattern is fairly common in the Middle East. Also Fig 227f from [bonner].

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains one regular 10-pointed star polygon with vertex angle of 72°.
• There are 6 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 459 polygons.

1. Page 328, Fig. 232g (Ildegizid tomb, Mumine Khatun, Nakhichvan, Azerbaijan, Central Asia) from [bonner] (1186AD, 581AH)
2. vol 2, page 269, Figure 264 (Mashhad al-Imam 'Awn al-Din Mosul, Iraq) from [sarre] (1248AD, 645AH)
3. Photo by David Wade: VA 054 (Sultan Shah mosque, Cairo, Egypt. Now in V and A) from [wadei] (1468-96AD, 872-901AH)
4. 1050:1 to 2-1869 (Cairo, Egypt. Minbar) from [vami]
5. Photo 167, bottom right, from Internet source (al-shaikh husain sadaqah, 14th century, no colour) from [d-avennes]
6. Plate 187 (top) from [bourgoin]
7. Plate 62 (Cairo, Egypt, Window) from [collin]
8. Vol II (Golestan Palace, Tehran, Iran. Imarat-e Badgir) from [booth]
9. Vol2, Figure 151 (Abd al-Ghani al-Fakhri mosque, Cairo, Egypt. Minbar doors) from [wahhab]

• V&A record Minbar
• Wade photo VA 054
• Wade photo BOU 187
• Wade photo EPC 077

v54