Giacomini, Afton; Gems & Minerals, Jul 1972, p34;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 7 52 67112 | |
| G2 | 90.00° | 37 97 | |
| G3 | 90.00° | 17 77 | |
| P1 | 58.00° | 7 52 67112 | |
| P2 | 58.00° | 37 97 | |
| P3 | 58.00° | 17 77 | |
| P4 | 45.00° | 7 52 67112 | |
| P5 | 45.00° | 37 97 | |
| P6 | 45.00° | 17 77 | |
| P7 | 42.00° | 7 52 67112 | |
| P8 | 42.00° | 37 97 | |
| P9 | 42.00° | 17 77 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 52.00° | 7 52 67112 | |
| C2 | 52.00° | 17 77 | |
| C3 | 52.00° | 37 97 | |
| C4 | 45.00° | 5 65 | |
| C5 | 44.46° | 54114 | |
| C6 | 42.63° | 20 80 | |
| C7 | 40.71° | 34 94 | |
| T | 0.00° | 60 |