Van Sant, Fred W; Gems & Minerals, Jun 1982, p14;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 2 6101418222630343842465054586266707478 | |
| P1 | 41.80° | 2 6101418222630343842465054586266707478 | |
| P2 | 41.00° | 80 81624324048566472 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 37.00° | 2 6101418222630343842465054586266707478 | |
| C2 | 35.00° | 4122028364452606876 | |
| C3 | 10.00° | 4122028364452606876 | |
| C4 | 8.53° | 8016324864 | |
| T | 0.00° | 80 |