normal fault


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Related to normal fault: thrust fault
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  • noun

Synonyms for normal fault

an inclined fault in which the hanging wall appears to have slipped downward relative to the footwall

References in periodicals archive ?
The research results will provide some guidance for the prediction and prevention of rock bursts that occur in working faces, which are affected by the cutting of normal fault, it also has important application value for promoting the safe and efficient mine production.
Ziarat Pir Fault is a normal fault lying immediately west of the Kalabagh Fault.
Those segments are a 20 km wide and 80 km long fault zone comprising three different sets of faults: (1) NNW trending normal faults with minor horizontal component; (2) NW trending strike-slip faults with minor normal component; (3) W-E trending pure strike-slip faults.
The fault plane in the Zafarraya region dips 60[degrees] northwards, and its striae indicate that it is a normal fault (Fig.
Explain that this type of fault is known as a normal fault.
Thrust faults, reverse faults and normal faults have (1) offset the east-dipping sedimentary rocks and underlying Precambrian rocks, (2) locally controlled the emplacement of Tertiary igneous rocks and (3) controlled the locations of the diverse mineral deposit types.
The result is that tectonic extension, expressed in the form of large normal faults, is much more profound at slow-spreading ridges, particularly at segment ends.
The contrasting situation is a normal fault earthquake, during which rock on one side of the fault gets pulled away from and down relative to the rock on the other side, like a block sliding down a ramp.
Vein genesis is attributed to normal fault reactivation of the mother vein footwall zone, though this requires further study to substantiate.
Cerro Amarillo, a domal feature approximately six kilometers across, and Cerro Bola, which is truncated by a major north-south trending normal fault, rise above this surface.
The magnitude of the axial load corresponding to the tunnels located near the fault in footwall, under reverse fault dip angles lower than 60[degrees], is greater than the one in normal fault and it is the opposite for angles larger than 60[degrees].
These rocks dip to the west within the north-trending Dark Star Corridor, which is bounded to the east by a large displacement, normal fault.
In the Cerro Las Minas area, it is in contact with the Huaraco Formation by a normal fault (Rosario/El Pelado vein) and with the Arroyo del Torreon Formation by a thrust (Fig.
The 1919 Soma (Manisa) earthquake, in the south of the North Anatolian Fault, occurred in the eastern part of the Bakircay normal fault zone which also ruptured during the 1939 Bergama earthquake.
Each block has rotated along the curved plane of a listric normal fault, so that the dip of the displaced strata is away from the valley axis.