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41.004 Step Cut Cushion
Vargas, Glenn & Martha; Faceting for Amateurs (1969) p143;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.005 Scissor Variation
Colley, Russell S; Lapidary Journal, Apr 1968, p208;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.006 Brilliant Shield
Strout, Edith B; Lapidary Journal, Sep 1971, p820;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.007 Ogdoad
Giacomini, Afton; Gems & Minerals, Jun 1971, p42;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.008 Tangent
Giacomini, Afton; Trophy Winning Gem Cuts, (1973) p23;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.009 Long Octagon
Word, Sid; Facets, Feb 1976, n13p5;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.010 Gavotte
Strout, Edith B; Lapidary Journal, Nov 1973, p1224;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.011 Virginia Reel 1
Strout, Edith B; Lapidary Journal, Nov 1973, p1226;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.012 Virginia Reel 2
Strout, Edith B; Lapidary Journal, Nov 1973, p1226;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.013 Enots
Steele, Norman W; Seattle F Design, May 1976;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.014 Elongated Octagon
Ackley, Cliff; Facets, Jul 1976, p3;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.015 Rectangular Brilliant
Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p74;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.016 Scissors Variation
Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p77;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.017 New YAG
Crawford, Doris; Facetier, Jan 1971, n57;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.018 Butterfly
Larson, H E; Gems & Minerals, Oct 1978, p27;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.019 Q's Diamond
Quiram, Ernest R; Gems & Minerals, May 1979, p63;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.020 Sir Isaac Newton
Cornwall, John H; Lapidary Journal, May 1981, p502;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.021 Oblong Brilliant
Hartley, Charles A; Gems & Minerals, Sep 1981, p82;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.022 FVS-9 Zona
Van Sant, Fred W; Star Cuts I (1980) p9;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.022A FVS-9 Zona
Van Sant, Fred; Star Cuts I (1988);
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.023 Sophocles
Cornwall, John H; Rock & Gem, Oct 1982, p20;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.024 Karen #3
Van Sant, Fred W; Gems & Minerals, Jun 1983, p39;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.025 Easyform #3
Van Sant, Fred W; USFG Newsletter, Dec 1993, p12;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
41.025A FVS-253 Easyform-3
Van Sant, Fred; Star Cuts V 1996;
  • Refraction ≈ 1.54
  • Indices =
  • Facets = 89 + 16
  • L/W = 100.%
  • H/W = 69.9%
  • V/W³ = 25.4%
Diamond
Emerald
1100125150175183184185186187188189190191192200231