01.005 Split Diamond Box

  • Sperber, Kent;Lapidary Journal, Oct 1965, p812;
  • L/W=1.000
  • H/W=0.734
  • Vol/W^3=0.265
  • 89+R Facets
  • Gear: 64
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 <64> L L T T W W U U C C P P PC 01.005 Split Diamond Box Sperber, Kent; Lapidary J, Oct 65, p812 Angles for R.I. = 1.540 89 facets + 64 girdles 8-fold, mirror-image symmetry; 64 index L/W = 1.000 T/W = 0.549 U/W = 0.549 P/W = 0.491 C/W = 0.240 Vol/W³ = 0.265 pc01005.asc