Postage stamps and postal history of the Gilbert and Ellice Islands the same day. BRC's Gilbert and Ellice Definitive Stamps Postage stamps and postal history of the Gilbert and Ellice Islands The first mail service to the Gilbert and Ellice Islands was ad hoc, depending on which ships were calling at the various islands. A regular service began in 1911; Edward VII postage stamps of Fiji were overprinted and put on sale on 1 January of that year, followed in March by a set of four stamps depicting a "Pandanus" tree, inscribed . These were followed in 1912 by George V stamps of the common type, inscribed . A new definitive
Geology of the Pacific Ocean Geology of the Pacific Ocean The Pacific Ocean evolved in the Mesozoic from the Panthalassic Ocean, which had formed when Rodinia rifted apart around 750 Ma. The first ocean floor which is part of the current Pacific Plate began 160 Ma to the west of the central Pacific and subsequently developed into the largest oceanic plate on Earth. The tectonic plates continue to move today. The slowest spreading ridge is the Gakkel Ridge on the Arctic Ocean floor, which spreads at less than , while the fastest, the East Pacific Rise near Easter Island, has a spreading rate of over