Strout, Edith B; Lapidary Journal, May 1971, p336;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 2472 | |
| G2 | 90.00° | 6425490 | |
| P1 | 63.99° | 4445292 | |
| P2 | 54.30° | 3455193 | |
| P3 | 51.00° | 2472 | |
| P4 | 46.44° | 2465094 | |
| P5 | 46.00° | 2472 | |
| P6 | 41.00° | 2472 | |
| P7 | 41.00° | 1474995 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 41.00° | 2472 | |
| C2 | 40.50° | 11375985 | |
| C3 | 37.00° | 12366084 | |
| T | 0.00° | 96 |