a russian metal working company has minted a sterling silver coin to commemorate president-elect donald trump’s inauguration featuring mr. trump’s face and the slogan “in trump we trust
gold is one of the rarest elements in the world making up roughly 0.003 parts per million of the earth’s crust. but how much gold is the world digging up each year and what countries produce the most in 2018 global gold mine production was a reported 3332 tonnes. this figure is up 2 percent
gold world production. anyhow… the production of silver and gold are extracted out of the ground at a certain ratio. recently it is approximately 9 to 1 silver to gold. let’s take a look at the following two charts: as we can see in these two charts most of world gold and silver production has been extracted since 1900.
i usually turn my best city into my science/wonder capital and just build wonders there. your problem sounds like your cities are weak in production area you need 2 workers per city unless your industrious then its 1.5 per city and you should always manage them yourself so you get the most out of the city.
most of the gold that is produced in china remains in the country. prior to china grabbing the top spot south africa used to be the world's largest production of gold. however increased complications and costs linked to gold mining in south africa has caused gold production in the country to decrease.