AMHERST, Mass. - For centuries, scientists have wondered why gold is found in two forms - as a solid in deposits close to the Earth's crust, and in solution, often far removed from gold-ore deposits.

This process could explain why large gold nuggets are so often associated with quartz veins formed in earthquake-related deposits. This new understanding of gold nugget formation not only sheds light ...

For decades scientists have been puzzled by the formation of rare hyper-enriched gold deposits in places like Ballarat in Australia, Serra Palada in Brazil, and Red Lake in Ontario. While such ...

Electric currents in the Earth may be responsible for the formation of gold nuggets, new research suggests. As detailed in a new study published in the journal Nature Geoscience, the theory could ...