Here are some candidates of what metal it could be:

| Name          | Density g/cm3 |
|  ---              |  ---                   |
| Arsenic       | 5.78                  |
| Europium	  | 5.24                  |
| Gallium	      | 5.91                  |
| Germanium | 5.32                  |
| Tin               | 5.765                |

Therefore it could be Tin or it is some alloy.
spam fails_task lang_mismatch pii not_appropriate hate_speech sexual_content quality toxicity humor helpfulness creativity violence