Kord, Sheldon; Lapidary Journal, Nov 1982, p1426;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 120 10 20 30 40 50 60 70 80 90100110 | |
| P1 | 44.99° | 5 15 25 35 45 55 65 75 85 95105115 | |
| P2 | 41.00° | 8 12 28 32 48 52 68 72 88 92108112 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 46.00° | 5 15 25 35 45 55 65 75 85 95105115 | |
| C2 | 44.58° | 16 24 56 64 96104 | |
| C3 | 40.21° | 120 40 80 | |
| C4 | 13.31° | 120 40 80 | |
| T | 0.00° | 120 |