| Name: | Copper |
| Symbol: | Cu |
| Atomic Numer: | 29 |
Copper is reddish-colored metallic element found deep in mines throughout Earth.
Copper has the following advantages to human industry:
- malleable
- ductile
- good conductor of heat and electricity
Copper is a vital constituent of Romulan and Vulcan blood hemoglobin, causing their blood to be colored green. (TOS: "The Man Trap")