Kalyan Mosque

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains four regular five-pointed star polygons with vertex angle of 36°.
• Contains one regular 10-pointed star polygon with vertex angle of 72°.
• There are 6 non-regular reflective tiles (including one kite) and one reflective pair.
• The tiling satisfies the two-colour condition with straight cross-overs, but interlace counts not determined.
• The tiling is edge-to-edge.
• As drawn, contains about 541 polygons.

1. Flickr photo (Kalyan Mosque, Bukhara, Central Asia. Po-i-Kalyan) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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