Hardy, Lyle D; Gems & Minerals, Jul 1981, p24;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 961632486480 | |
| P1 | 47.00° | 961632486480 | |
| P2 | 43.00° | 21418303446506266788294 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 40.00° | 961632486480 | |
| C2 | 35.45° | 11517313347496365798195 | |
| C3 | 20.47° | 82440567288 | |
| C4 | 19.23° | 82440567288 | |
| T | 0.00° | 48 |