Masjid-i Jumeh Varamin

• 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 12-pointed star polygon with vertex angle of 90°.
• There are two non-regular reflective tiles.
• The tiling satisfies the interlace condition and has one finite interlace and one infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 210 polygons.

• Photo 240 (black and white) (Masjid-i-Jami, Varamin, Iran. 1322) of Arthur Upham Pope. Persian Architecture, Thames and Hudson, 1965. [pope] {Good source book, but weak on geometric tiling patterns}
• Vol 2, page 93 (Marrakesh, Royal Palace, Morocco) of Paccard, André. Traditional Islamic craft in Moroccan architecture, Saint-Jorioz, France, 1980. ISBN 286486003. [paccard] {2 v. : ill. (some col.) ; 31 cm.}

• Wade photo IRA 2924
• Wade photo IRA 1705

• Tiling with star polygons with 12 points whose vertex angle is 90°

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