A copper object in a dream can represent something that causes you anxiety in waking life.
Copper that has been beaten can symbolize a small crisis in your life.
Copper wire can represent a confusing situation.
If you dream of copper that has been lined with silver or another metal, your unconscious could be telling you not to make judgments based on appearance.
Dreaming of a copper coin can mean that you have doubts about something and want your doubts to be resolved.
If you dream about a copper pot, you could want someone to help you finish a project.