Surround of fountain

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains one equilateral triangle.
• Contains one regular hexagon.
• Contains one regular 6-pointed star polygon with vertex angle of 60°.
• There are two non-regular reflective tiles.
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 373 polygons.

1. Page 62 (Qalawun, Cairo, Egypt. Surround of fountain) of Bernard O'Kane. The Mosques of Egypt, AUC, Cairo, 2016. ISBN 978977416732. [okane2] {}

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