05.084A 7-Main Pear for Corundun

  • Carroll, J W;Angles, Sep 1993, p6;
  • L/W=1.498
  • H/W=0.648
  • Vol/W^3=0.324
  • 55+16 Facets
  • Gear: 96
  • Remarks: For RI=1.72
6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 <96> W W U U L L T T C C P P c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 c17 1 2 3 9 10 c1 c2 c3 c9 c10 c13 g1 g2 g3 g4 g4 g5 g6 g7 1 2 3 4 5 6 7 8 9 10 11 12 c2 c3 c4 c5 c6 c7 c8 c10 c11 c12 c14 c15 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 c17 1 2 3 9 10 c1 c2 c3 c9 c10 c13 g1 g2 g3 g4 g4 g5 g6 g7 1 2 3 4 5 6 7 8 9 10 11 12 c2 c3 c4 c5 c6 c7 c8 c10 c11 c12 c14 c15 05.084A 7-Main Pear (Corundum) Carroll, J.W.; ANGLES, Sep 93, p6 Original axis of symmetry 24-72. Rotated 24/96. Preform PF05084 Angles for R.I. = 1.540 55 facets + 16 girdles 1-fold, mirror-image symmetry; 96 index L/W = 1.498 T/W = 0.857 U/W = 0.477 P/W = 0.450 C/W = 0.184 Vol/W³ = 0.324 pc05084a.asc
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