Bourgoin, Plate IX (bottom right)

• Gold star pattern(photo).
• The symmetry group of the tiling is 4*2 (p4g).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains three equilateral triangles.
• Contains two squares.
• Contains four regular hexagons.
• There are two non-regular reflective tiles and one reflective pair.
• The tiling satisfies the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 313 polygons.

• Plate IX (bottom right) (This colour used) 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.}

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