Pakistan Stratigraphy · stratigraphy.pk
Shagala Group
https://stratigraphy.pk/formation/shagala-group
Shagala Group
Paleocene–Eocene
Balochistan Basin · Kakar-Khurasan Basin
Paleogene in the time scale →Stratigraphic position
Band colour = period; texture = dominant rock type. Lines between bands mark the contact type. True scale makes height ∝ recorded thickness; hatched = thickness not recorded. Ages approximate, for ordering.
This unit (highlighted) within its province column; faded ends continue above and below. Line style marks the contact type.
The Paleocene–Eocene Shagala Group — the Murgha Faqirzai shale and Mina sandstone — northern Balochistan's version of the Makran flysch.
Shagala Group was named by (Malkani 2014c). It includes the Murgha Faqirzai, Mina and Shagala formations (Malkani 2014c).
Significance. The Paleocene–Eocene flysch succession of the Kakar-Khurasan (back-arc) basin, comprising the Murgha Faqirzai and Mina formations (with the Shagala molasse); the northern equivalent of the Makran Hoshab–Panjgur flysch.
- Lithology
- Flysch shale and sandstone with subordinate limestone (Murgha Faqirzai shale and Mina/Panjgur sandstone).
- Basin
- Balochistan Basin
- Region
- Kakar-Khurasan Basin
- Environment
- deep marine, marine
- Introduced by
- Malkani (2014)
Provinces
References
- Malkani, M. S. (2014). Revised stratigraphy of Balochistan basin.
- Malkani, M. S. & Mahmood, Z. (2017). Stratigraphy of Pakistan. Memoir of the Geological Survey of Pakistan, Vol. 24.
- Malkani, M.S. & Mahmood, Z. (2017). Stratigraphy of Pakistan. Geological Survey of Pakistan, Memoir Vol. 24.
Reviewer confidence: high
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