NTA-NET (UGC-NET) Geography (80) Geography of India-Geological Timescale Study Material (Page 2 of 6)

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Structure: Tectonic Evolution of India

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Tectonic Evolution of India

  • Cooling and solidification of the upper crust of the earth occurred in Archaean Era. It explains the gneisses and granites mainly found on the Peninsula. These gneisses and granites formed the core of Indian Craton.
  • Aravalli Range is the remains of early Proterozoic orogens cal…

… (366 more words) …

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Structure: Precambrian Archean System

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Precambrian Archean System

A considerable area of peninsular India, the Indian Shield consists of Precambrian rocks classified into Dharwar System and Archaean System. Indian shield is mostly made of Archean gneisses and schists, which have India՚s oldest rocks.

Major geological events

Tablutation of: Era, Period, Events
EraPeriodEvents
CenozoicPleistocene (Upper Pliocene to Pleistocene)
  • Main Boundary Thrust was formed.
  • Upliftment of Outer Himalayas took place.

… (1003 more words, 61 figures) …

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