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Surfaces and lines. Goal : Understand how to measure, describe, and record orientations of planar and linear geologic structures. Strike and dip. Apparent dip. Trend and plunge. Pitch or rake “ pitch ” is the British terminology. Brunton Compass. Magnetic declination.
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Goal: Understand how to measure, describe, and record orientations of planar and linear geologic structures
Trend and plunge Pitch or rake “pitch” is the British terminology.
Magnetic declination Blue = west declination Red = east declination
West declination, set Brunton to west East declination, set Brunton to east Current declination in Waterville 16°, 13’ west