Alhambra, Sala de los Reyes

The Alhambra, Sala de los Reyes. Ceramic mosaic dados covering sessile columns and adjacent walls on the outer, west side, next to the Lions Court. Colours of the originals include white, black, brown, blue and green. Besides the brown 90° 8-stars or khatems, there are small white 45° 4-stars and 8-stars.

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• Contains one regular 8-pointed star polygon with vertex angle of 45°.
• There are two non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 236 polygons.

1. Photo by David Wade: SPA 1906 (Alhambra, Sala de los Reyes, Spain) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1370-6AD, 771-7AH)
2. Andalucia photograph from John Rigby (Colour as in the original, Alhambra/Generalife) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

• Wade photo SPA 1906

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