It is also said that he thought that the rectangular chambers looked like the cells in some monasteries. Physically cells always have a boundary membrane, a little like a polythene bag encloses contents within it. Inside the space limited by the membrane there is an remarkable chemical processing unit.
Iceland is a place where, because of large amounts of lava extrusion, the ocean floor is, in effect, above sea level, making it easy to study ocean floor spreading. You can affix strain gauges on many parts of the spreading ridge. 6 people found this useful.
This is largely due to the spreading of the mid Atlantic ridge. The Eurasian and North American plates are still in the process of diverging and Iceland is moving with them. The portion of the crust located between two of the rift zones, called Hreppar in South Iceland, is departing with the North American plate.