Credit: Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.2404731121 A research team including a University of Michigan scientist has discovered a new gold-sulfur complex that helps researchers understand how gold deposits are formed. Gold in ore deposits associated with volcanoes around the Pacific Ring of Fire originates in Earth's mantle and is transported by magma to its surface. But how that gold is brought to the surface has been a subject of debate. Now, the resear...