Qanat Tepe, Nishapur

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains two squares.
• There is one non-regular reflective tile.
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 281 polygons.

1. Plate 4.8 (Qanat Tepe, Nishapur, Iran) of Charles Kyrle Wilkinson. Nishapur: pottery of the early Islamic period, New York, 1973. ISBN 087099076. [wilkinson] {394p}

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