List of faults in Pakistan

This is a list of faults in Pakistan.

Geology

Chaman Fault

The Chaman Fault is a major, active geological fault in Pakistan and Afghanistan that runs for over 850 km.[1] Tectonically, it is actually a system of related geologic faults that separates the Eurasian Plate from the Indo-Australian Plate. It is a terrestrial, primarily transform, left-lateral strike-slip fault. The slippage rate along the Chaman fault system as the Indo-Australian Plate moves northward (relative to the Eurasian Plate) has been estimated at 10 mm/yr or more.[1] In addition to its primary transform aspect, the Chaman fault system has a compressional component as the Indian Plate is colliding with the Eurasian Plate. This type of plate boundary is sometimes called a transpressional boundary.[2]

Shyok Suture Zone

The Shyok Suture Zone is a cretaceous-tertiary suture located in Gilgit-Baltistan which separates the Karakoram from the cretaceous KohistanLadakh oceanic arc. In previously published interpretations, the Shyok Suture Zone marks either the site of subduction of a wide Tethys Ocean, or represents an early cretaceous intra-continental marginal basin along the southern margin of Asia. A sedimentological, structural and igneous geochemical study was made of a well-exposed traverse in Skardu. To the south of the Shyok Suture Zone in this area is the Ladakh Arc and its Late Cretaceous, mainly volcanogenic, sedimentary cover (Burje-La Formation). The Shyok Suture Zone extends northwards (ca. 30 km) to the late tertiary Main Karakoram Thrust that transported Asian, mainly high-grade metamorphic rocks southwards over the suture zone.[3][4]

Other faults

  • Main Karakoram Thrust
  • Riasi Thrust[5]
  • Salt Range Thrust
  • Bannu Fault
  • Quetta-Chiltan Fault[6]
  • Allah Bund Fault
  • Hoshab Fault
  • Makran Coastal Fault
  • Main Mantle Thrust
  • Main Boundary Thrust
  • Himalayan Frontal Thrust
  • Jhelum Fault
  • Kalabagh Fault
  • Kurram Fault
  • Ornach-Nal Transform Fault
  • Kirthar Fault
  • Kutch Mainland Fault
  • Nagar Parkar Fault
  • Nai Rud Fault
  • Raikot Fault
  • Jhelum Fault (PJ)
  • Punjal-Khairabad Thrust (PJ)
  • Kurram Fault (KP)
  • Kirthar Fault (SN)
  • Pab Fault (SN)
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See also

References

  1. "USGS Unveils How Earthquakes Pose Risks to Afghanistan" News Release, 30 May 2007, United States Geological Survey
  2. "Earthquakes Pose a Serious Hazard in Afghanistan" Fact Sheet 2007–3027, April 2007, United States Geological Survey
  3. Robertson, Alastair H.F; Collins, Alan S (2002). "Shyok Suture Zone, N Pakistan: Late Mesozoic–Tertiary evolution of a critical suture separating the oceanic Ladakh Arc from the Asian continental margin". Journal of Asian Earth Sciences. 20 (3): 309–51. Bibcode:2002JAESc..20..309R. doi:10.1016/S1367-9120(01)00041-4.
  4. Rolfo, Franco; Lombardo, Bruno; Compagnoni, Roberto; Le Fort, Patrick; Lemennicier, Yves; Pêcher, Arnaud (2015). "Geology and metamorphism of the Ladakh Terrane and Shyok Suture Zone in the Chogo Lungma – Turmik area (northern Pakistan)". Geodinamica Acta. 10 (5): 251–70. doi:10.1080/09853111.1997.11105305.
  5. Gavillot, Y; Meigs, A; Yule, D; Heermance, R; Rittenour, T; Madugo, C; Malik, M (2016). "Shortening rate and Holocene surface rupture on the Riasi fault system in the Kashmir Himalaya: Active thrusting within the Northwest Himalayan orogenic wedge". Geological Society of America Bulletin. 128 (7–8): 1070. Bibcode:2016GSAB..128.1070G. doi:10.1130/B31281.1. Lay summary Phys.org (May 18, 2016).
  6. "Archived copy" (PDF). Archived from the original (PDF) on 2017-09-11. Retrieved 2017-07-15.CS1 maint: archived copy as title (link)

Further reading

  • Borneman, N; Hodges, K. V; Wartho, J (2013). "The Shyok Suture Zone and Main Karakoram Thrust System in the Saltoro Range of Ladakh, Northwestern India". American Geophysical Union, Fall Meeting. 11. Bibcode:2013AGUFM.T11A2418B.
  • Ghazi, Shahid; Ali, Syed Haroon; Sahraeyan, Mohammad; Hanif, Tanzila (2014). "An overview of tectonosedimentary framework of the Salt Range, northwestern Himalayan fold and thrust belt, Pakistan". Arabian Journal of Geosciences. 8 (3): 1635–51. doi:10.1007/s12517-014-1284-3.
  • Monalisa; Khwaja, Azam A; Jan, M. Qasim (2007). "Seismic Hazard Assessment of the NW Himalayan Fold-and-Thrust Belt, Pakistan, Using Probabilistic Approach". Journal of Earthquake Engineering. 11 (2): 257–301. doi:10.1080/13632460601031243.
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