Kossack, Joseph; Gems & Minerals, Dec 1983, p41;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 96 61218243036424854606672788490 | |
| P1 | 59.00° | 618304254667890 | |
| P2 | 51.00° | 9612243648607284 | |
| P3 | 41.00° | 618304254667890 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 41.82° | 6305478 | |
| C2 | 41.57° | 18426690 | |
| C3 | 35.00° | 9612243648607284 | |
| C4 | 1.10° | 6305478 | |
| T | 0.00° | 96 |