08.002 Rectangular Brilliant

  • Crawford, Doris;Lapidary Journal, Apr 1959, p64;
  • L/W=1.260
  • H/W=0.846
  • Vol/W^3=0.464
  • 87+20 Facets
  • Gear: 64
8 16 24 32 40 48 56 <64> W W U U L L T T C C P P PC 08.002 Rectangular Brilliant Crawford, Doris; Lapidary J, Apr 59, p64 Angles for R.I. = 1.540 87 facets + 20 girdles 2-fold, mirror-image symmetry; 64 index L/W = 1.260 T/W = 0.701 U/W = 0.450 P/W = 0.609 C/W = 0.216 Vol/W³ = 0.464 pc08002.asc