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.

At a first glance, the Witwatersrand basin, the largest known gold resource on our planet, is not automatically related to ocean research. However, in its 3 billion years old geological history, the ...

The study focuses on how gold formed and moved within the Sawayaerdun gold deposit in northwest China, a large orogenic system shaped by long periods of burial, deformation and heating. Before any ...