Precambrian • Precambrian supergroup In GSP lexicon

Machh Super Group

Proterozoic

Indo-Pakistan Shield

Cited in 2 sources Last reviewed Aug 8, 2026

Unit summary

Rank: supergroup
Status: Published
Age: Precambrian · Precambrian · ProterozoicProterozoic
Named by: Chaudhry et al. (1999)
Type locality: Not recorded
Thickness: Not recorded
Lithology: Metasedimentary succession (conglomerate, quartzite, phyllite, slate) unconformably overlying the Hachi Volcanic Group.
Synonyms: Not recorded

A Proterozoic metasedimentary supergroup of the Kirana Complex, unconformably overlying the Hachi Volcanic Group and comprising the Kirana Group and the Sharaban Group; unconformably overlain by the Salt Range Formation.

Fossils

Not recorded

Contacts

In the Indo-Pakistan Shield column

ConglomerateMetamorphicConformable

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.

Constituent units

Formations that make up this supergroup, in stratigraphic order (youngest at top, as in the column).

Distribution & setting

Indo-Pakistan Shield

Basin: Indo-Pakistan Shield
Region: Not recorded
Depositional environment: Not recorded
Coordinates: Not recorded

Correlation

Not recorded. Compare this unit against other basins on the correlation panel →

Economic significance

Not recorded

Remarks

The Proterozoic metasedimentary supergroup of the Kirana Complex, unconformably overlying the Hachi Volcanic Group; comprises the Kirana and Sharaban groups and is correlated with the Marwar Super Group of India (Chaudhry et al. 1999).

Sources (2)

Chaudhry, M.N., Ahsan, N. & Rehman, S.U. (2022). Revised Stratigraphy of Sargodha-Chiniot Area, Punjab, Pakistan. The Geological Bulletin of the Punjab University, 2022, pp. 1-9.
Shah, S.M.I. (2009). Stratigraphy of Pakistan. Geological Survey of Pakistan, Memoir Vol. 22.

Reviewer confidence: high

Every fact on this page is source-cited. This entry is part of the peer-archived Pakistan Stratigraphy Dataset (doi.org/10.5281/zenodo.21363991, CC‑BY‑4.0).

Lexicon status: Name attested in the Shah (1977/2009) Geological Survey of Pakistan compilation — the national stratigraphic lexicon. This records where the name is documented; it is not an endorsement of the unit’s definition, age or figures.

Cite this unit

APA

Qudsi, L. (2026). Machh Super Group. In Pakistan Stratigraphy Dataset [Data set]. Zenodo. https://doi.org/10.5281/zenodo.21363991

BibTeX

@misc{stratigraphypk_machhsupergroup,
  author    = {Qudsi, Lareb},
  title     = {{Machh Super Group} --- Pakistan Stratigraphy Dataset},
  year      = {2026},
  publisher = {Zenodo},
  doi       = {10.5281/zenodo.21363991},
  url       = {https://doi.org/10.5281/zenodo.21363991}
}

Archived dataset: doi.org/10.5281/zenodo.21363991 (CC‑BY‑4.0) · Direct link to this entry: https://stratigraphy.pk/formation/machh-super-group (accessed September 5, 2026).

To cite the unit's original definition instead, see: Chaudhry et al. (1999).

Below · older

Hachi Volcanic Group

Neoproterozoic