| Ca | Cu | Fe | Pb | Zn | Mg |
Ca |
| 0.0032 | 0.5609 | 0.0138 | 0.3425 | 0.0107 |
Cu | 0.0032 |
| 1.000 | 0.0174 | 0.0492 | 0.1675 |
Fe | 0.5609 | 1.000 |
| 0.0174 | 0.0492 | 0.1675 |
Pb | 0.0138 | 0.0174 | 0.0174 |
| 0.0342 | 0.0233 |
Zn | 0.3425 | 0.0492 | 0.0492 | 0.0342 |
| 0.1307 |
Mg | 0.0107 | 0.1675 | 0.1675 | 0.0233 | 0.1307 |
|