| Quantity | Value | Units | Value | Units |
| <Z/A> | 0.54828 | |||
| Specific gravity | 1.11 | g cm-3 | ||
| Minimum ionization | 1.964 | MeV g-1cm2 | 2.180 | MeV cm-1 |
| Nuclear collision length | 58.5 | g cm-2 | 52.71 | cm |
| Nuclear interaction length | 83.5 | g cm-2 | 75.20 | cm |
| Radiation length | 37.19 | g cm-2 | 33.50 | cm |
| Critical energy | 79.91 | MeV (for e-) | 77.78 | MeV (for e+) |
| Molière radius | 9.87 | g cm-2 | 8.891 | cm |
Plasma energy ![]() |
22.48 | eV | ||
| Muon critical energy | 1045. | GeV |
| Elem | Z | Atomic frac* | Mass frac* |
| 1 | |||
| 6 | |||
| 7 | |||
| 8 | |||
| * calculated from mass fraction data. | |||