03.051 Difficult MarquiseRicks, Tom;Stonecutter, Apr 1980, p6;L/W=2.410H/W=0.986Vol/W^3=0.77257+16 FacetsGear: 64 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 03.051 Difficult Marquise Ricks, Tom; Stonecutter, Apr 80, p6 Angles for R.I. = 1.540 57 facets + 16 girdles 2-fold, mirror-image symmetry; 64 index L/W = 2.414 T/W = 1.326 U/W = 0.550 P/W = 0.743 C/W = 0.201 Vol/W³ = 0.772 pc03051.asc 03.050 Fourteen Segment Navette03.052 Difficult Marquise 2.0