Crawford, Doris; Lapidary Journal, Jan 1964, p1040;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 9648 | |
| G2 | 90.00° | 2472 | |
| G3 | 90.00° | 2775 | |
| G4 | 90.00° | 3078 | |
| G5 | 90.00° | 3381 | |
| G6 | 90.00° | 3684 | |
| G7 | 90.00° | 3987 | |
| G8 | 90.00° | 4290 | |
| G9 | 90.00° | 4593 | |
| P1 | 61.90° | 9648 | |
| P2 | 59.31° | 4290 | |
| P3 | 59.31° | 3684 | |
| P4 | 59.31° | 3078 | |
| P5 | 55.69° | 9648 | |
| P6 | 43.11° | 2472 | |
| P7 | 43.00° | 3987 | |
| P8 | 42.28° | 2775 | |
| P9 | 41.24° | 3381 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 35.00° | 9648 | |
| C2 | 33.82° | 4593 | |
| C3 | 31.98° | 4290 | |
| C4 | 29.73° | 3987 | |
| C5 | 27.32° | 3684 | |
| C6 | 24.96° | 3381 | |
| C7 | 22.72° | 3078 | |
| C8 | 20.87° | 2775 | |
| C9 | 19.29° | 2472 | |
| T | 0.00° | 48 |