Does copper occur naturally?
Yes
How long has it been used?
10,000 years
When was it discovered?
9000 BC
Where?
Middle East
What was found in North Iraq?
A copper pendant
What is it dated?
8700 BC
What metals were used by people before copper?
Gold and meteoric iron
How many sequences did copper metallurgy have?
Four
What happened in 2800 BC?
Copper was discovered sometimes before then
Where was copper mined in the roman era?
Cyprus
What color does copper turn in architecture?
Green verdigris or patina