Geology of the Pacific Ocean Guinea, and New Zealand lie outside the andesite line. Outside of the andesite line, volcanism is explosive; the Pacific Ring of Fire is the world's foremost belt of explosive volcanism. The Ring of Fire is named after the several hundred active volcanoes that sit above the various subduction zones. In 2009, the deepest undersea eruption ever recorded occurred at the West Mata submarine volcano, a mile beneath the ocean, close to the Tonga-Kermadec Trench, within the Ring of Fire; it was filmed by the US Jason robotic submersible which descended over . The Pacific Ocean is the only ocean which
Ring of Fire (Northern Ontario) Nibinamik First Nation, Aroland First Nation, Long Lake 58 First Nation, Ginoogaming First Nation, Eabametoong First Nation, Mishkeegogamang First Nation, and Constance Lake First Nation for the Matawa First Nations—in talks with the Ontario government about the opening of First Nations lands to the Ring of Fire development. Noront's Eagle's Nest copper and nickel mine and the Black Thor chromite mine of Cliffs Natural Resources would generate wealth and royalties for Ontario, but the mines are in a remote region. They will "require significant development to make them viable". "[D]evelopment that will have a profound effect on the local native