St Maria in Cosmedin, Rome
data4/P75MR
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Geometry
- The symmetry group of the tiling is 4*2 (p4g).
- All the internal angles of the constituent polygons are a multiple of 45°.
- There are three non-regular reflective tiles.
- The tiling satisfies the two-colour condition.
- The tiling is not edge-to-edge.
- As drawn, contains about 555 polygons.
References
Publications referenced:
- Page 75 (middle right) (St Maria in Cosmedin, Rome, Italy. Mosaic floor, 6th-12th centuries) of F M Hessemer. Historic Designs and Patterns in Color, Dover, a1840. ISBN 048626425. [hessemer] {This collection is unusual in giving the source for almost all the patterns.} Available on Internet.
- Plate 54 (Mosaic patterns from Italian churches) of Auguste Racinet. Full-Color Picture Sourcebook of Historic Ornament, Dover, 1886. ISBN 048626096. [racinet]
v54