Hardy, Lyle D; Gems & Minerals, May 1979, p33;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 96 61218243036424854606672788490 | |
| P1 | 53.00° | 2 41416262838405052626474768688 | |
| P2 | 49.00° | 1 51317252937414953616573778589 | |
| P3 | 46.00° | 96 61218243036424854606672788490 | |
| P4 | 43.00° | 7111923313543475559677179839195 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 49.00° | 8102022323444465658687080829294 | |
| C2 | 45.00° | 7111923313543475559677179839195 | |
| C3 | 42.00° | 96 61218243036424854606672788490 | |
| C4 | 39.00° | 1 51317252937414953616573778589 | |
| T | 0.00° | 96 |