Sircali Madrasah, Konya

• The symmetry group of the tiling is 442 (p4).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains two squares.
• Contains two regular 8-pointed star polygons with vertex angle of 90°.
• There are three non-regular reflective tiles (including one kite) and five tiles with no mirror image.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 259 polygons.

1. Page 183, bottom left (Sircali Madrasah, Konya, Turkey) of Degeorge, G ́erard and Porter. The Art of the Islamic Tile, Paris, 2002. ISBN 208010876. [degeorge2] {}(1299AD, 698AH)
2. Internet photo by Dick Osseman (Konya ceramic (part), Turkey) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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