Hamm, Jack; Gems & Minerals, Dec 1967, p12;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 64 4 812162024283236404448525660 | |
| P1 | 45.00° | 2 61014182226303438424650545862 | |
| P2 | 43.00° | 64 4 812162024283236404448525660 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 42.00° | 412202836445260 | |
| C2 | 27.00° | 64163248 | |
| T | 0.00° | 64 |