Barbour, Tom R; Lapidary Journal, May 1964, p352;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 2836 | |
| G2 | 90.00° | 2638 | |
| G3 | 90.00° | 2242 | |
| G4 | 90.00° | 1549 | |
| G5 | 90.00° | 955 | |
| G6 | 90.00° | 658 | |
| G7 | 90.00° | 64 | |
| G8 | 90.00° | 1945 | |
| G9 | 90.00° | 1252 | |
| P1 | 65.00° | 64 | |
| P2 | 62.00° | 955 | |
| P3 | 61.00° | 658 | |
| P4 | 60.00° | 64 | |
| P5 | 60.00° | 1549 | |
| P6 | 59.00° | 955 | |
| P7 | 58.00° | 658 | |
| P8 | 55.00° | 1549 | |
| P9 | 54.00° | 2242 | |
| P10 | 53.00° | 64 6 95558 | |
| P11 | 51.00° | 2242 | |
| P12 | 49.00° | 1549 | |
| P13 | 47.00° | 2242 | |
| P14 | 43.00° | 64 6 9152242495558 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 54.00° | 2242 | |
| C2 | 54.00° | 1549 | |
| C3 | 54.00° | 955 | |
| C4 | 54.00° | 658 | |
| C5 | 54.00° | 64 | |
| C6 | 48.00° | 2242 | |
| C7 | 48.00° | 1549 | |
| C8 | 48.00° | 955 | |
| C9 | 48.00° | 658 | |
| C10 | 48.00° | 64 | |
| C11 | 42.00° | 2242 | |
| C12 | 42.00° | 1549 | |
| C13 | 42.00° | 955 | |
| C14 | 42.00° | 658 | |
| C15 | 42.00° | 64 | |
| C16 | 25.00° | 2242 | |
| C17 | 25.00° | 1549 | |
| C18 | 25.00° | 955 | |
| C19 | 25.00° | 658 | |
| C20 | 25.00° | 64 | |
| T | 0.00° | 32 |