Gunbad-i Qabud

Panel on one side of the tower, coloured to show the constituent 10-pointed stars.

• The symmetry group of the tiling is ** (pm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains 17 regular two-pointed star polygons with vertex angle of 72°.
• Contains 62 regular pentagons.
• There are 7 non-regular reflective tiles.
• The tiling is edge-to-edge.
• As drawn, contains about 186 polygons.

1. Page 42, photo 24 (Gunbad-i Qabud, Maragh, Iran) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}

• First Decagonal motif

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