Moodies Group
Stratigraphic range: Paleoarchean
~
3220 Ma
TypeGeological group
OverliesFig Tree Formation
Lithology
PrimaryGreenstone belt
OtherSedimentary Rock
Location
Coordinates25°48′S 31°00′E / 25.8°S 31.0°E / -25.8; 31.0
RegionBarberton Greenstone Belt, Mpumalanga
Country South Africa
 Eswatini
ExtentKaapvaal Craton

Location of the Barberton Greenstone Belt

The Moodies Group is a geological formation in South Africa and Eswatini.[1][2] It has the oldest well-preserved siliciclastic tidal deposits on Earth, where microbial mats flourished.[3]

See also

References

  1. ^ Heubeck, Christoph (2019). "The Moodies Group—a High-Resolution Archive of Archaean Surface Processes and Basin-Forming Mechanisms". The Archaean Geology of the Kaapvaal Craton, Southern Africa. Regional Geology Reviews. Springer International Publishing. pp. 133–169. doi:10.1007/978-3-319-78652-0_6. ISBN 978-3-319-78651-3. S2CID 133889890.
  2. ^ Heubeck, Christoph (2014). "Moodies Group". Encyclopedia of Astrobiology. Berlin, Heidelberg: Springer. pp. 1–6. doi:10.1007/978-3-642-27833-4_5153-1. ISBN 978-3-642-27833-4. Retrieved 12 January 2023.
  3. ^ Homann, Martin; Heubeck, Christoph; Airo, Alessandro; Tice, Michael M. (1 September 2015). "Morphological adaptations of 3.22 Ga-old tufted microbial mats to Archean coastal habitats (Moodies Group, Barberton Greenstone Belt, South Africa)". Precambrian Research. 266: 47–64. Bibcode:2015PreR..266...47H. doi:10.1016/j.precamres.2015.04.018. ISSN 0301-9268.


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