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Designer
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13.010 Tri Trap

Walker, Richard C; Facets, Aug 1975, n7p5;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.011 Antique Brilliant Triangle

Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p58;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.012 ABT Smaller Table

Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p58;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.013 Tourmaline Triangle

Word, Sid; Facets, Jun 1976, n17p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.013A Modified Tourmaline Triangle

Word, Sid; Facets, Oct 1994, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.014 Twentyone Skidoo

Word, Sid; Facets, Sep 1975, p6;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.015 Triangle Brilliant w/ Step Star

Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p72;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.016 Triangular Brilliant

Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p7;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.017 Tre-Foil

Word, Sid; Facets, Nov 1976, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.018 Henrietta

Dimmick, Norm; Facets, Oct 1977, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.019 Cushion Triangle

Steele, Norman W; Seattle F Design, Oct 1974;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.020 Trillium

Cornwall, John R; Rock & Gem, Mar 1979, p20;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.021 Trefoil

Naples, Donald G; Lapidary Journal, Sep 1979, p1278;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.022 London Shield

(Durham) Steele, Norman W; Seattle F Design, Oct 1988, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.022A London Shield Variation

Ricks, Tom; Facets, Mar 1980, p4;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.022B London Shield Alternate

Ricks, Tom; Facets, Mar 1980, p4;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.023 Trilliond

Gerding, A L; Facets, Nov 1980, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.024 Minuet Variation

Carlson, Robert L; Facets, Sep 1980, p3;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.025 Curved Triangular Brilliant

Carroll, J W; Angles, May 1981;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.026 FVS-26 Tri-Curve Barion 2 Main

Van Sant, Fred W; Star Cuts I (1980) p26;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.026A FVS-26 Tri-Curve Barion, 2-Main

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

13.027 FVS-25 Tri-Curve Barion 3-Main

Van Sant, Fred W; Star Cuts I (1980) p25;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

13.027A FVS-25 Tri-Curve Barion, 3-Main

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

13.028 Four Main Tri-Curve Barion

Van Sant, Fred W; Star Cuts I (1980) p26;

Refraction ≈ 1.54
Indices =
Facets = 89 + 16
L/W = 100.%
H/W = 69.9%
V/W³ = 25.4%

Diamond

Emerald

1 100 111 112 113 114 115 116 117 118 119 120 125 150 175 200 231