'Copper' in the Bible

a land where you will eat bread without shortage, in which you will lack nothing; a land whose stones are iron, and out of whose hills you can dig copper.

“Iron is taken out of the earth,And copper is smelted from the stone ore.

Do not take gold, or silver, or [even] copper money in your money belt,

and when they come from the market place, they do not eat unless they cleanse themselves [completely according to ritual]; and there are many other things [oral, man-made laws and traditions handed down to them] which they follow diligently, such as the washing of cups and pitchers and copper utensils.)

A poor widow came and put in two small copper coins, which amount to a mite.

And He saw a poor widow putting in two small copper coins.