Bourgoin, Plate 112

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains five regular hexagons.
• Contains one regular 6-pointed star polygon with vertex angle of 60°.
• Contains one regular 12-pointed star polygon with vertex angle of 60°.
• There are 7 non-regular reflective tiles.
• The tiling satisfies the interlace condition and has no finite interlace and three infinite interlaces.
• The tiling is edge-to-edge.
• As drawn, contains about 513 polygons.

• Page 346 from [abas]
• Plate 112 from [bourgoin]
• Thesaurus Islamicus (Cairo, Imam al-Shafi'i mosque, lower back pattern on minbar, door) from [pc]

• Wade photo BOU 112

v22