hexakisoctahedron

Noun

hexakisoctahedron (plural hexakisoctahedra or hexakisoctahedrons)

1. A three-dimensional solid with 48 faces arranged around 9 planes of reflection and 13 rotary axes.
   • The second is a hemihedral combination of which no corresponding homohedral variety has been discovered, and no hemihexakisoctahedrons have been found to correspond with the rest of the known hexakisoctahedrons, § 408.1841, John Joseph Griffin, “Principles of Crystallography”, in A System of Crystallography, with Its Application to Mineralogy, Glasgow: Richard Griffin and Company. And Thomas Tegg, London, section...
   • The plagihedral hemihedral forms of the cubis system are, with the exception of those derivable from hexakisoctahedra, undistinguishable from the holohedral forms.1881, Hilary Bauerman, “Cubic System”, in Text-Book of Systematic Mineralogy, New York, N.Y.: D. Appleton and Co., page 52

   Synonyms:

   hexoctahedron, tetracontaoctahedron