Keywords: Violet-phosphorus-chains-connecting-from-xtal-3D-vdW.png Space-filling model of the two perpendicular chains linked by a covalent bond in the crystal structure of violet phosphorus also known as Hittorf's phosphorus The top chain is coloured orange with the lower chain in purple X-ray crystallographic data from cite journal Acta Cryst B25 1 January 1969 125-135 10 1107/S0567740869001853 Ã ber Struktur und Eigenschaften der Halbmetalle XXII Die Kristallstruktur des Hittorfschen Phosphors H Thurn und H Krebs Model constructed in http //www crystalmaker com/ CrystalMaker 8 1 Image generated in http //accelrys com/products/discovery-studio/visualization/discovery-studio-visualizer html Accelrys DS Visualizer Own 2009-01-25 Ben Mills Benjah-bmm27 Images by Ben Mills Violet phosphorus |