Small Triambic Icosahedron C0 = 0.276393202250021030359082633127 = (5 - sqrt(5)) / 10 C1 = 0.381966011250105151795413165634 = (3 - sqrt(5)) / 2 C2 = 0.447213595499957939281834733746 = sqrt(5) / 5 C3 = 0.618033988749894848204586834366 = (sqrt(5) - 1) / 2 C4 = 0.723606797749978969640917366873 = (5 + sqrt(5)) / 10 V0 = (0.0, C0, C4) V1 = (0.0, C0, -C4) V2 = (0.0, -C0, C4) V3 = (0.0, -C0, -C4) V4 = ( C4, 0.0, C0) V5 = ( C4, 0.0, -C0) V6 = (-C4, 0.0, C0) V7 = (-C4, 0.0, -C0) V8 = ( C0, C4, 0.0) V9 = ( C0, -C4, 0.0) V10 = (-C0, C4, 0.0) V11 = (-C0, -C4, 0.0) V12 = ( C1, 0.0, C3) V13 = ( C1, 0.0, -C3) V14 = (-C1, 0.0, C3) V15 = (-C1, 0.0, -C3) V16 = ( C3, C1, 0.0) V17 = ( C3, -C1, 0.0) V18 = (-C3, C1, 0.0) V19 = (-C3, -C1, 0.0) V20 = (0.0, C3, C1) V21 = (0.0, C3, -C1) V22 = (0.0, -C3, C1) V23 = (0.0, -C3, -C1) V24 = ( C2, C2, C2) V25 = ( C2, C2, -C2) V26 = ( C2, -C2, C2) V27 = ( C2, -C2, -C2) V28 = (-C2, C2, C2) V29 = (-C2, C2, -C2) V30 = (-C2, -C2, C2) V31 = (-C2, -C2, -C2) Faces: { 12, 0, 14, 30, 22, 26 } { 12, 26, 17, 5, 16, 24 } { 12, 24, 20, 28, 14, 2 } { 12, 2, 22, 9, 17, 4 } { 12, 4, 16, 8, 20, 0 } { 15, 1, 13, 27, 23, 31 } { 15, 31, 19, 6, 18, 29 } { 15, 29, 21, 25, 13, 3 } { 15, 3, 23, 11, 19, 7 } { 15, 7, 18, 10, 21, 1 } { 13, 1, 21, 8, 16, 5 } { 13, 5, 17, 9, 23, 3 } { 13, 25, 16, 4, 17, 27 } { 14, 0, 20, 10, 18, 6 } { 14, 6, 19, 11, 22, 2 } { 14, 28, 18, 7, 19, 30 } { 20, 8, 21, 29, 18, 28 } { 20, 24, 16, 25, 21, 10 } { 22, 11, 23, 27, 17, 26 } { 22, 30, 19, 31, 23, 9 }