Gold has a beautiful color.
Copper and gold.
18KT is gold that has been alloyed with a high percentage of copper and silver. 18Kt gold with more copper blended with it looks more red, and 18KT blended with silver alone looks more green.
Copper and gold look similar, but while gold is yellowish, copper is reddish.
No, gold is less reactive than copper.
The colour of gold is changed depending on the other metals used in the alloy. Red gold or rose gold is achieve by the addition of copper; the more copper in the allow the rosier the gold will look. Rose gold was often seen in antique jewellery.
Even though gold and copper are in the same family, copper is much more reactive than gold. This is why Copper rusts more than gold, and why there are so many copper compounds (IE copper silicate...). Copper is higher in the family, giving it these characteristics.
Copper is much more common than gold.
You are wrong. Copper is NOT more expensive than gold.
Not much. But they have copper pipes and condensers. Very attractive to the thieves at today's prices.
Copper and gold; copper is brown when in a pure state (green is more familiar, but that's actually an oxidized copper), and gold is yellow.
Copper and gold.
Coppe.
no, gold is the most stable metal that there is.
Copper ......
It's prettier and rarer.
copper!
Gold... Or a more realistic material is copper.