Gonbad-e Ghaffariyya, MarAqa

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 18°.
• Contains three regular two-pointed star polygons with vertex angle of 72°.
• Contains two regular pentagons.
• Contains two regular five-pointed star polygons with vertex angle of 36°.
• Contains one regular 10-pointed star polygon with vertex angle of 72°.
• There are 7 non-regular reflective tiles (including 4 kites).
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 283 polygons.

1. Archnet (Gonbad-e Ghaffariyya, MarAqaa, Iran) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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