21.153 Ringed Octagon

  • Vargas, Glenn & Martha;Diagrams for Faceting v3 (1987) p93;
  • L/W=1.000
  • H/W=0.608
  • Vol/W^3=0.197
  • 65+8 Facets
  • Gear: 64
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 <64> W W U U L L T T C C P P PC 21.153 Ringed Octagon Vargas, Glenn & Martha; Diag for Faceting v3, (1987) ,p93 Angles for R.I. = 1.540 65 facets + 8 girdles 8-fold, mirror-image symmetry; 64 index L/W = 1.000 T/W = 0.529 U/W = 0.529 P/W = 0.435 C/W = 0.155 Vol/W³ = 0.197 pc21153.asc