Thompson, R F; Gems & Minerals, May 1973, p39;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 4 81620283240445256646876808892 | |
| P1 | 75.00° | 41220283644526068768492 | |
| P2 | 70.00° | 96 816243240485664728088 | |
| P3 | 65.00° | 41220283644526068768492 | |
| P4 | 60.00° | 96 816243240485664728088 | |
| P5 | 55.00° | 41220283644526068768492 | |
| P6 | 50.00° | 96 816243240485664728088 | |
| P7 | 45.00° | 41220283644526068768492 | |
| P8 | 41.00° | 96 816243240485664728088 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 55.00° | 41220283644526068768492 | |
| C2 | 45.00° | 96 816243240485664728088 | |
| C3 | 35.00° | 41220283644526068768492 | |
| C4 | 25.00° | 96 816243240485664728088 | |
| T | 0.00° | 96 |