| Cr | Ag | Cu | Ba |
Max | 520.842 | 0.276 | 233.238 | 1757.989 |
Min | 65.147 | 0.101 | 39.84 | 173.551 |
Mean | 192.235 | 0.18 | 112.765 | 837.43 |
SD | 135.36 | 0.0507 | 70.55 | 473.26 |