16.003 Butterfly

  • Ulatowski, Steve;Gems & Minerals, Sep 1971, p42;
  • L/W=1.298
  • H/W=1.003
  • Vol/W^3=0.410
  • 39+5 Facets
  • Gear: 96
6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 <96> L L T T W W U U C C P P PC 16.003 Butterfly Ulatowski, Steve; Gems & Min, Sep 71, p42 Angles for R.I. = 1.540 39 facets + 5 girdles 1-fold, mirror-image symmetry; 96 index L/W = 1.298 T/W = 0.993 U/W = 0.691 P/W = 0.857 C/W = 0.133 Vol/W³ = 0.410 pc16003.asc