Beiler, Barrie H; Lapidary Journal, Jun 1989, p59;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 80 81624324048566472 | |
| P1 | 60.00° | 80 81624324048566472 | |
| P2 | 41.10° | 80 81624324048566472 | |
| P3 | 41.00° | 2 6101418222630343842465054586266707478 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 58.00° | 80 81624324048566472 | |
| C2 | 45.00° | 80 81624324048566472 | |
| C3 | 30.00° | 80 81624324048566472 | |
| T | 0.00° | 80 |