Crawford, Doris; Lapidary Journal, Jan 1964, p1041;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 48 | |
| G2 | 90.00° | 24 | |
| G3 | 90.00° | 18 | |
| G4 | 90.00° | 12 | |
| G5 | 90.00° | 6 | |
| G6 | 90.00° | 96 | |
| G7 | 90.00° | 72 | |
| G8 | 90.00° | 66 | |
| G9 | 90.00° | 60 | |
| G10 | 90.00° | 54 | |
| P1 | 60.09° | 48 | |
| P2 | 47.71° | 54 | |
| P3 | 42.43° | 12 | |
| P4 | 42.35° | 6 | |
| P5 | 41.14° | 18 | |
| P6 | 41.00° | 96 | |
| P7 | 38.88° | 24 | |
| P8 | 36.91° | 60 | |
| P9 | 29.53° | 66 | |
| P10 | 24.34° | 72 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 39.56° | 12 | |
| C2 | 37.81° | 6 | |
| C3 | 30.95° | 18 | |
| C4 | 28.00° | 96 | |
| C5 | 21.13° | 24 | |
| C6 | 14.89° | 48 | |
| C7 | 10.74° | 54 | |
| C8 | 8.46° | 60 | |
| C9 | 7.26° | 66 | |
| C10 | 6.56° | 72 |