Expedition to Study Ancient Continental Breakup West of Spain

galicia-coast-spain
Playa de Doniños – Ferrol, Galicia (Spain). Captions and Photo source: ©© Javier Novo Rodríguez

Excerpts;

An international team of scientists has embarked on a shipboard expedition to study how Earth’s crust was pulled apart in an area beneath the Atlantic Ocean off the coast of Spain. The team includes geophysicists from University of Southampton Ocean and Earth Science (SOES) based at the National Oceanography Centre in Southampton, UK…

From the research vessels RV Poseidon and RV Marcus G. Langseth the team will use sound waves to create a three-dimensional picture of the rocks in the Deep Galicia Basin, located to the west of northern Spain. The new datasets will improve understanding of how continents stretch and break apart, creating new ocean basins in between.

About 250 million years ago, Spain and Newfoundland in Canada were connected as part of a larger continent. Then around 220-200 million years ago, the continental crust in between began to spread apart, exposing the mantle beneath and eventually forming new oceanic crust by volcanic activity…

Read Full Article, Science Daily

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