![]() ![]() Donations and loans of materials collections.Engineering and Geotechnical Capability.Integrated resource management in Eastern Africa.Rock Volume Characterisation Laboratory Cluster.Fluid and Rock Processes Laboratory Cluster.Equality, diversity and inclusion at the BGS.Environmental policy and sustainability strategy.Feature B, called a _, consists of chaotically mixed and deformed rocks.What is the topographic feature at A called.Volcanic island arcs are associated with _.Sedimentary rocks laid down in a slowly subsiding basin along a receding continental margin are called _.How wide are the crystal mush zones (magma chambers) beneath mid-ocean ridges?.Which two layers have the same chemical composition?.Which of the following rock types would you least expect to find in layer 1?.The diagram above represents an ophiolite suite Wedge-shaped packages of sediment that form at passive margins ![]() The east coast of North America is not a plate boundary The east coast of North America represents a _.Lines on the seafloor that connect rocks of the same age are called _.How fast are C and D spreading apart from each other?.How many reversals of the Earth's magnetic field are depicted in the diagram?. ![]() The "+" symbol indicates normal magnetic bands and the "-" symbol indicates reversed magnetic bands. The cross section above depicts magnetized oceanic crust at a spreading center.
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