Uzgend, Pillar carving

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 4.5°.
• Contains one square.
• Contains one regular pentagon.
• Contains one regular 8-pointed star polygon with vertex angle of 45°.
• There are 7 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has two finite interlaces and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 220 polygons.

1. Fig 117 (South mausoleum, Uzgend, Central Asia. Pillar carving) of Derek Hill. Islamic architecture and its decoration, A.D. 800-1500..., Faber and Faber, Pressmark 35.C.183, 1964. ISBN 050051032. [hill] {With an introductory text by Oleg Grabar}(1187AD, 582AH)
2. Plate 47 (South mausoleum, Uzgend, Central Asia. Detail of pillar, no colour) of Hrbas, Miloš and Edgar Knobloch. The art of Central Asia, London, Hamlyn, 1965. [hrbas] {3-27, [10] p. front., illus., 136 plates (incl. 40 col.) 28 cm.}(1187AD, 582AH)

v54