21.157 X-Cut Octobar

  • Anon;Facet Talk, v7n55, Sep-Oct 1990;
  • L/W=1.000
  • H/W=0.768
  • Vol/W^3=0.288
  • 77+8 Facets
  • Gear: 64
  • Remarks: Included in schedule Open Section Three
8 16 24 32 40 48 56 <64> W W U U L L T T C C P P PC 21.157 X-Cut Octobar Anon; Facet Talk AUS, v7n55, Sep-Oct 90 Included in schedule Open Section Three Angles for R.I. = 1.760 77 facets + 8 girdles 4-fold, mirror-image symmetry; 64 index L/W = 1.000 T/W = 0.070 U/W = 0.070 P/W = 0.506 C/W = 0.247 Vol/W³ = 0.288 pc21157.asc