Natural Arch

On 15th June, 2023, a team of the Geological Survey of India discovered India’s biggest natural arch during their survey of coal in Kenduadihi block in Odisha’s Sundargarh district.

  • The state unit of the Geological Survey of India (GSI) has proposed to declare the ‘Natural Arch’ in the Kanika range of Sundargarh forest division, a Geo Heritage Site.
  • If it is done, it will be the biggest natural arch of the country to have the Geo Heritage tag.

Sundargarh Natural Arch

  • The Sundargarh natural arch, present in the ferruginous sandstone of the Upper Kamthi formation, dates back to about 184 to 160 ....
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