Chahal's Gyan Ki Baat

Indian Plate

WHAT IS INDIAN PLATE?

  • India, which was once a part of the ancient continent Gondwanaland, split away 100 million years ago and began drifting northwards.
  • The Indian plate includes
    • Peninsular India
    • Australian continent portions.
  • The subduction zone along the Himalayas forms the northern plate boundary.


HOW DID INDIAN PLATE MOVE?

  • In the east, it extended from the Rakinyoma Mountains of Myanmar towards the island arc along the Java Trench.
  • The Western margin further extended along the Makrana coast and joined the spreading site from the Red Sea rift southeastward along the Chagos Archipelago.
  • India was a large island situated off the Australian coast.
  • The Tethys Sea separated Indian Plate from the Asian continent until about 225 million years ago.
  • India supposed to start her journey northward about 200 million years ago when Pangaea broke.
  • India collided with Asiatic plate about 40-50 million years ago and caused rapid uplift of the Himalayas.
  • About 140 million years ago, the subcontinent was located as south as 50 degrees south latitude.
  • The two major plates were separated by the Tethys Sea and the Tibetan block.