Examples are: China, Australia, South Africa, United States, Canada, Russia, Peru, Mexico, Uzbekistan etc.
Australia
What would probably be found is gold or silver in the mines.
Most of them are located on the northern states. See related questions.
Probably salt mines or gold mines but most gold was removed during the renaissance. Also fishing is a big factor.
Most modern gold mines in Mexico are located on the northern states of Sonora, Chihuahua and Zacatecas, producing 69% of the country's gold.
Spain retrieved gold, silver and copper from the mines in Peru. Spain became the most powerful country in the world, partly from the riches from the new world.
The mines where you get gold are usually called "gold mines".
They all have the same amount of gold mines.
gold mines and dimond mines
Since 2007, China has led the world in gold production, overtaking South Africa, whose mines have produced as much as 50% of all gold ever mined in the world.
It is unknown how many actual gold mines there are or where. There where many gold mines during the gold rush and after.
Gold Miners are people a long time ago that panned for gold to become rich. Most of these people were poor that needed to get more money.