13.001 Holiday Brilliant

  • Burford, Johnnie W;Facetier, Dec 1969 n43p3;
  • L/W=1.036
  • H/W=0.668
  • Vol/W^3=0.240
  • 64+18 Facets
  • Gear: 72
6 12 18 24 30 36 42 48 54 60 66 <72> W W U U L L T T C C P P PC 13.001 Holiday Brilliant Burford, Johnnie W; Facetier, Dec 69 Angles for R.I. = 1.540 64 facets + 18 girdles 3-fold, mirror-image symmetry; 72 index L/W = 1.036 T/W = 0.630 U/W = 0.600 P/W = 0.474 C/W = 0.168 Vol/W³ = 0.240 pc13001.asc