Mn | Fe | Pb | Zn | Ni | |
Mn | 1 | 0.58** | 0.67** | 0.59** | 0.73** |
Fe | 0.58** | 1 | 0.74** | 0.75** | 0.61** |
Pb | 0.67** | 0.74** | 1 | 0.81** | 0.82** |
Zn | 0.58** | 0.75** | 0.81** | 1 | 0.69** |
Ni | 0.74** | 0.61** | 0.82** | 0.69** | 1 |