Copper is much more common than gold.
Valuable metals.
Gold was then, as it is now; valuable. You could buy more with a gold coin than you could with a copper coin.
It si much rarer and harder to extract
Gold, Clay, Iron, and Copper
Copper and gold.
The Chilean miners were extracting copper when they became trapped in the mine. Copper is a valuable metal used in various industries, including construction and electronics.
Most. Copper, zinc, tin, silver and gold are found in small amounts in most electronics.
No. They are made of copper plated with nickel. They are not valuable unless they have the mintmark "S" or are uncirculated. If your coin is gold it is only gold plated and adds no extra value.
because copper isnt wet
Oxygen will make it impure and will react with the copper making it copper oxide, which isnt as conductive as copper alone
It would lower it.
Copper and gold look similar, but while gold is yellowish, copper is reddish.