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Explain with the aid of diagrams what is meant by: (a) dip and strike (b) a plunging syncline, and (c) a normal fault.
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Chris Bellingham Thursday 4:00 Explain with the aid of diagrams what is meant by: (a) dip and strike (b) a plunging syncline (c) a normal fault Rock formations do not always lie horizontally and directly on top of each other. Instead, they usually make oblique angles with each other and the ground surface. Strike is the compass bearing of the line formed by the intersection of an inclined (not horizontal) layer of rock and a horizontal plane. Dip is the angle of inclination of a layer of rock. It is always perpendicular to the strike. These two measurements provide a way to quickly define the orientation of a rock formation. Diagram showing strike and dip Strike and dip can be represented using symbols on a geological map. This makes it easy to represent a three-dimensional structure on a two-dimensional map. Firstly, structure contours are drawn on the map. These are straight lines (usually) that join up...
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