Pakistan Stratigraphy · stratigraphy.pk
Sharban formation
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Sharban formation
Indo-Pakistan Shield
Neoproterozoic 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.
A Precambrian conglomerate of the Kirana basement, SE of Sargodha.
Sharban group is named by Alam et al. (1992). Hadda quartzite is named after Hadda canal rest house and it consists of quartzites, slates, conglomerates and lava flows. Sharban formation is named after Sharaban hill about 18km SE of Sargodha and it consists of dominant conglomerates with minor lenses of fine grained quartzite.
Significance. A conglomeratic unit of the Sharban Group within the Precambrian Kirana Complex of the Indo-Pakistan shield basement.
- Lithology
- Dominantly conglomerate with minor lenses of fine-grained quartzite.
- Type locality
- Sharban hill, about 18 km SE of Sargodha
- Basin
- Indo-Pakistan Shield
- Environment
- marginal marine, metamorphic
- Introduced by
- Alam et al. (1992)
Provinces
References
- Malkani, M.S. & Mahmood, Z. (2017). Stratigraphy of Pakistan. Geological Survey of Pakistan, Memoir Vol. 24.
Reviewer confidence: medium
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