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"Dip, in geology, the name given to the angle of slope of inclined rock strata, as dip in the diagram...The horizontal direction at right angles to the line of dip is called the strike, shown by st in the diagram." -Foster, 1921

Dip

"Dip, in geology, the name given to the angle of slope of inclined rock strata, as dip in the diagram...The…

The image shows the displacement in the strata of rock that is caused by a geological fault.

Fault

The image shows the displacement in the strata of rock that is caused by a geological fault.

"Diagram showing a reverse or overthrust fault (b)." -Lee, 1915

Reverse Fault

"Diagram showing a reverse or overthrust fault (b)." -Lee, 1915

"Diagram showing normal faults (a)." -Lee, 1915

Normal Faults

"Diagram showing normal faults (a)." -Lee, 1915

"Diagrammatic structure section of the Wasatch Range in Ogden Canyon." -Lee, 1915

Rock Layers Showing Geological Periods

"Diagrammatic structure section of the Wasatch Range in Ogden Canyon." -Lee, 1915