PC 21.001B
Modified Pinwheel
- L/W
- 100%
- Design RI
- 1.76
- H/W
- 73%
- Gear
- 96
- V/W³
- 0.283
- Symmetry
- 8
- Facets
- 49
- Tiers
- 12
- Crown
- 8
- Pavilion
- 41
Hoffman, Douglas; Comprehensive Gem Diagrams v1 (1967);
Wireframe
Pavilion
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 9612243648607284 | |
| P1 | 60.22° | 9612243648607284 | |
| P2 | 53.75° | 214263850627486 | |
| P3 | 47.86° | 416284052647688 | |
| P4 | 41.61° | 618304254667890 | |
| P5 | 35.00° | 820324456688092 |
Crown
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 35.00° | 9612243648607284 | Fix girdle thickness. Level girdle. |
| C2 | 26.24° | 1022344658708294 | Meet G-G-a-a |
| C3 | 19.36° | 820324456688092 | Meet Meet a-b-b |
| C4 | 13.82° | 618304254667890 | Meet b-c-c- |
| C5 | 10.00° | 416284052647688 | Meet c-d-d |
| T | 0.00° | 48 |