<P> The Juan de Fuca plate system has its origins with Panthalassa 's oceanic basin and crust . This oceanic crust has primarily been subducted under the North American plate , and the Eurasian Plate . Panthalassa 's oceanic plate remnants are understood to be the Juan de Fuca , Gorda , Cocos and the Nazca plates , all four of which were part of the Farallon Plate . </P>
<P> The Juan de Fuca plate system has its origins with Panthalassa 's oceanic basin and crust . This oceanic crust has primarily been subducted under the North American plate , and the Eurasian Plate . Panthalassa 's oceanic plate remnants are understood to be the Juan de Fuca , Gorda , Cocos and the Nazca plates , all four of which were part of the Farallon Plate . </P>
is the juan de fuca plate oceanic or continental
is the juan de fuca plate oceanic or continental
oceanic
oceanic