21.040 Eight

  • Vargas, Glenn & Martha;Diagrams for Faceting v1 (1975) p6;
  • L/W=1.000
  • H/W=0.660
  • Vol/W^3=0.230
  • 17+8 Facets
  • Gear: 32
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 <64> W W U U L L T T C C P P PC 21.040 Eight Vargas, Glenn & Martha; Diag for Faceting (1975), p6 Angles for R.I. = 1.540 17 facets + 8 girdles 8-fold symmetry; 64 index L/W = 1.000 T/W = 0.503 U/W = 0.503 P/W = 0.466 C/W = 0.174 Vol/W³ = 0.230 pc21040.asc