Fatima Khatun

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains one regular hexagon.
• Contains one regular 6-pointed star polygon with vertex angle of 60°.
• There are four non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has one finite interlace and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 325 polygons.

1. Page 143 (Sultan Khushqadam al-ahmadi, Cairo, Egypt) of Bernard O'Kane. The Mosques of Egypt, AUC, Cairo, 2016. ISBN 978977416732. [okane2] {}(1376-1486AD, 777-891AH)
2. Archnet photo (Darb-i Imam, Isfahan, Iran) of Not specific. Personal Communication, Information sent to the author, 21c. [pc] (1453AD, 857AH)
3. Photo by David Wade: EGY 0805 (Fatima Khatun, Cairo, Egypt) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}

• Wade photo EGY 0805

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