ore mining vikipidia

  • Asteroid mining Wikipedia

    Asteroid mining is the exploitation of raw materials from ... the relative abundance of asteroidal ore gives asteroid mining the potential to provide nearly ...

  • Gold mining Wikipedia

    Gold mining is the resource extraction of gold by mining. As of 2016, the world's largest gold producer was China with 463.7 tonnes. The second-largest producer, Australia, mined 287.3 tonnes in the same year, followed by Russia with 274.4 tonnes.