How Yellowstone’s magma is made
The magma that feeds Yellowstone is formed by multiple processes. By using studying the chemical composition of elements in rocks from the Yellowstone area, it is possible to build an ingredients list for how the magma is “cooked.” During its 2.1-million-year history, Yellowstone has erupted an nearly 1,000 cubic miles of rhyolite magma. While it is well […]