National Geographic Explorer Andrés Ruzo takes a ... You had the next wannabe Cortez, the next wannabe Pizzaro. And they were going in hungry for more gold and glory. These wannabe conquistadores ...

San Manuel Mine was once the world’s largest underground copper mining operation in size of ore body, production capacity and infrastructure. It is located in the Old Hat mining district on the ...

The Pulpí Geode, found within an abandoned silver mine in 1999 in Spain’s Almería ... “Overheard at National Geographic.” “To me, the giant crystals of Naica, or the geode of Pulpí ...

It also put pressure on the federal government to bolster domestic uranium mining and processing in order to further delays. The renewed demand for domestic uranium has already been felt at the ...