Many countries mined/produced gold. And many countries still do.
No. Currently may countries have central banks that hold gold. But no countries are using gold as an official means of exchange and no countries are backing their currency with gold.
Their countries national anthem
No. The US did not make any gold coins for circulation after 1933. There are no gold nickels.
No, you can not make a gold ring into a silver ring. RuneScape does not have any silver rings you can make or wear.
countries have gold reserves just in case they run out of glittering gold and if they run out of reserved gold there bugered
There are no countries today that are using the gold standard.
I assume you can make a brick of gold of practically any size.
100s of countries
i think that you can get any colour
The U.S. Mint does NOT make any gold presidential 1 dollar coins. So none can make an ounce of gold.
Gold can be found in countries such as China, Russia, Australia, the United States, and South Africa. These countries are known for their significant gold reserves and production.
Because gold has a value of it's own and there's not enough gold today to make it.