Royal Palace door

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains one regular hexagon.
• Contains one regular 12-pointed star polygon with vertex angle of 60°.
• There are 7 non-regular reflective tiles.
• The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 309 polygons.

• Volume 2, page 465 (Monumental door of the Royal Palace, Fez, Morocco) of Paccard, André. Traditional Islamic craft in Moroccan architecture, Saint-Jorioz, France, 1980. ISBN 286486003. [paccard] {2 v. : ill. (some col.) ; 31 cm.}
• Photo from Nick Crossling (Window grill over middle entrance to the Cuarto Dorado, Spain) of Not specific. Personal Communication, Information sent to the author, 21 century . [pc]

• Tiling with star polygons with 12 points whose vertex angle is 60° and a hexagon

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