26.002 Cut Corner Keystone
Soukup, Edward J; Facet Cutters Handbook (1962) p49; L/W=1.372 H/W=0.858 Vol/W³=0.465 96 index 37+6 facets

26.003 Cut Corner Keystone (Cardinal)
Vargas, Glenn & Martha; Faceting for Amateurs (1969) p172; L/W=1.920 H/W=0.725 Vol/W³=0.377 96 index 37+6 facets

26.004 Cut Corner Triangle Brilliant
Reinikka, Merle A; Rock & Gem, Jul 1975, p76; L/W=1.020 H/W=0.628 Vol/W³=0.242 96 index 49+6 facets

26.005 Cardinal Keystone
Harding, Bruce L; Rock & Gem, Jan 1976, p54; L/W=1.000 H/W=0.507 Vol/W³=0.177 96 index 35+6 facets

26.006 Pogonia
Reinikka, Merle A; Facets, Sep 1976, n20p 5; L/W=1.040 H/W=0.728 Vol/W³=0.256 96 index 76+18 facets

26.007 Guardian Angel
Schubert, Lynn; Faceter's Gem Cuts, Mar 1976, p21; L/W=1.110 H/W=1.005 Vol/W³=0.439 96 index 40+9 facets

26.008 Simple Triangular Brilliant
Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p71; L/W=1.160 H/W=0.741 Vol/W³=0.239 48 index 31+6 facets

26.009 Cut Corner Triangle
Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p113; L/W=1.160 H/W=1.022 Vol/W³=0.445 48 index 34+6 facets

Open26.010 CC Cut Corner Barion Triangle
Long, R H & Steele, N W; Facet Design v6 (1987) pC5; L/W=1.160 H/W=0.698 Vol/W³=0.255 96 index 40+6 facets

26.011 Triangular Barion Equilateral
Vargas, Glenn & Martha; Diagrams for Faceting v1 (1975) p150a; L/W=1.125 H/W=0.877 Vol/W³=0.348 96 index 40+6 facets

26.012 Devil's Triangle
Scott, Betty; MDR Book of Gem Cuts, v3 (1977) n4; L/W=1.086 H/W=0.778 Vol/W³=0.267 96 index 55+9 facets

26.013 Modified Triangular Barion
Rouse, John D; Lapidary Journal, May 1980, p500; L/W=1.050 H/W=0.864 Vol/W³=0.336 96 index 55+12 facets

26.014 Tri-Folium
Larson, Henry E; Gems & Minerals, Mar 1981, p52; L/W=1.155 H/W=0.873 Vol/W³=0.366 120 index 37+6 facets

26.015 Gemcross
Kirwan, Warren; Lapidary Journal, Apr 1981, p262; L/W=1.440 H/W=1.653 Vol/W³=0.614 96 index 18+8 facets

26.016 Meridian Triangle
Rieks, Ed; Facets, Jan 1982, p7; L/W=1.155 H/W=0.820 Vol/W³=0.295 96 index 66+6 facets

26.017 Triplex
Reinikka, Merle A; Facets, Feb 1983, p3; L/W=1.062 H/W=0.783 Vol/W³=0.278 96 index 82+12 facets

26.018 Cut Corner Kite Brilliant
Williams, Michael P; Lapidary Journal, Mar 1983, p2037; L/W=1.349 H/W=0.607 Vol/W³=0.237 96 index 33+7 facets

Open26.019 Ben's Kite
Strout, Edith; Lapidary Journal, Apr 1984, p102; L/W=2.160 H/W=0.574 Vol/W³=0.169 96 index 32+6 facets

26.020 Apollo A
Smith, Paul C; Facets, Sep 1994; L/W=1.086 H/W=0.695 Vol/W³=0.206 96 index 25+9 facets

26.021 Apollo B
Smith, Paul C; Facets, Oct 1994, p4; L/W=1.086 H/W=0.670 Vol/W³=0.202 96 index 28+9 facets