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
Economy of the Philippines Philippines; were referred to in Portuguese Malacca as Luções, and they set up many overseas communities across Southeast Asia where they participated in trading ventures and military campaigns in Burma, Malacca and Eastern Timor as traders and mercenaries. One prominent Luções was Regimo de Raja, who was a spice magnate and a Temenggung (Jawi: تمڠݢوڠ) (Governor and Chief General) in Portuguese Malacca. He was also the head of an armada which traded and protected commerce between the Indian Ocean, the Strait of Malacca, the South China Sea, and the medieval maritime principalities of the Philippines. The natives already had a