08.090 Scissor VariationColley, Russell S;Lapidary Journal, Apr 1968, p208;L/W=1.514H/W=0.946Vol/W^3=0.66157+12 FacetsGear: 64Remarks: Same as 04.004 8 16 24 32 40 48 56 <64> W W U U L L T T C C P P 08.090 Scissor Variation Colley, Russell S; Lapidary J, Apr 68, p208 Preform PF08090.gem Angles for R.I. = 1.540 57 facets + 12 girdles 2-fold, mirror-image symmetry; 64 index L/W = 1.514 T/W = 0.837 U/W = 0.486 P/W = 0.580 C/W = 0.331 Vol/W³ = 0.661 pc08090.asc 08.089 Mixed Cushion Cut Corner08.091 Easy Cushion #2