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Geological Formation

Dharwar Craton

Structural and Tectonic Formations

The Dharwar Craton is an Archean continental craton formed between about 3.6 and 2.5 billion years ago in southern India, considered the oldest part of the Indian peninsula. Research in the 2010s found it separates into three crustal blocks, western, central and eastern, divided by several shear zones and each showing a different history of block collision. Its rock record is dominated by tonalite-trondhjemite-granodiorite gneisses, volcanic-sedimentary greenstone sequences and calc-alkaline granitoids, with the western block preserving the craton's oldest basement rocks in greenstone sequences dated between 3.0 and 3.4 billion years old.

Connections

Associated With

Archean, Eras
Source Dharwar Craton (Wikipedia)
Gneiss, Materials
Source Dharwar Craton (Wikipedia)

Caused By

Wikidata P31 formation-type mapped to formative process Plate Tectonics via reviewed judgment map (earth atlas); source citation is this entity's own cited Wikidata item.

Source Wikidata: Dharwar Craton

In Discipline

Wikidata P31 formation-type mapped to discipline Structural Geology via reviewed judgment map (earth atlas); source citation is this entity's own cited Wikidata item.

Source Wikidata: Dharwar Craton
In the Other Atlases

Found In

Also in Geography Atlas: where this subject is found.

Source Wikidata: Dharwar Craton
Sources
Wikidata: Dharwar Craton
Wikidata Q5269412, class allow-list match (w-wdresolver-0926)View the Source
Dharwar Craton (Wikipedia)
  • Associated With: Archean, Lead paragraph
    The Dharwar Craton is an Archean continental crust craton formed between 3.6 and 2.5 billion years ago (Ga), which is located in southern India and considered the oldest part of the Indian peninsula.
  • Associated With: Archean, Lead, age Archean
    The Dharwar Craton is an Archean continental crust craton formed between 3.6 and 2.5 billion years ago (Ga), which is located in southern India and considered the oldest part of the Indian peninsula.
  • Associated With: Gneiss, Lead, rock Gneiss
    The lithologies of the Dharwar Craton are mainly TTG (Tonalite-trondhjemite-granodiorite) gneisses, volcanic-sedimentary greenstone sequences and calc-alkaline granitoids.
View the Source
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