Mosque at Cheykhoun
data10/P000
(Click on image for high-quality PDF version)
Geometry
- Gold star pattern(photo).
Dynamic build of this pattern.
- The symmetry group of the tiling is *442 (p4m).
- All the internal angles of the constituent polygons are a multiple of 30°.
- Contains one square.
- Contains one regular hexagon.
- Contains one regular 12-pointed star polygon with vertex angle of 60°.
- There are 8 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 367 polygons.
References
Publications referenced:
- Frontispiece (Dover reprint) of J Bourgoin. Arabic Geometrical Pattern and Design, Dover, 1879. ISBN 048622924. [bourgoin] {Classical book of around 200 hand-produced patterns, in back and white.} Fuller version available on Internet.
- Page 249 of S J Abas and A S Salman. Symmetries of Islamic Geometrical Patterns, World Scientific, 1993. ISBN 981021704. [abas] {Very many patterns in black and white.}
- Page 6 (Location uncertain, Egypt. Said to be from the mosque at Cheykhoun (14th century)) of Prisse d'Avennes. Arabic Art in Color, Dover, 1877. ISBN 048623658. [d-avennes] {Contains 25 geometric patterns in colour, and gives the source in most cases more on the Internet.} Fuller version available on Internet.
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