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Gold mining is the resource extraction of gold by mining. As of 2016, the world's largest gold producer by far was China with 463.7 tonnes. The second-largest producer, Australia, mined 287.3 tonnes in the same year, followed by Russia ...

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Mining as an industry underwent dramatic changes in medieval Europe. The mining industry in the early Middle Ages was mainly focused on the extraction of copper and iron. Other precious metals were also used, mainly for gilding or ...

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Why is gold valuable? Gold is rare and looks attractive. It is used mainly in jewellery. When mined, gold is usually mixed with some silver, and needs to be purified. Where is it found? Gold is found as very small flecks in the quartz ...

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