Thompson, Reg; Gems & Minerals, Jul 1974, p37;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 961632486480 | |
| P1 | 53.15° | 961632486480 | |
| P2 | 45.00° | 961632486480 | |
| P3 | 41.00° | 82440567288 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 45.00° | 961632486480 | |
| C2 | 32.43° | 41220283644526068768492 | |
| C3 | 25.00° | 961632486480 | |
| T | 0.00° | 96 |