Minaret of Jam, Afghanistan

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 4.5°.
• Contains one square.
• Contains one regular pentagon.
• Contains one regular octagon.
• There are five non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has two finite interlaces and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 385 polygons.

1. Page 252, Fig. 120 (Minaret of Jam, Afghanistan, Central Asia) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1174-95AD, 569-90AH)
2. Photos from Aslam Qureshi (Madrasah, Shah-i Mashhad, Afghanistan, Central Asia) of Not specific. Personal Communication, Information sent to the author, 21c. [pc] (1176AD, 571AH)

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