TNPSC Thervupettagam

Stromatolites - Himachal Pradesh

June 8 , 2025 4 hrs 0 min 14 0
  • A large size of stromatolites has been recently unearthed in the pine-clad ridges of Chambaghat in Solan district, Himachal Pradesh.
  • It dates from 3.6 billion years old (Australia) to 600 million years old (as per the recent Himalayan discovery).
  • Stromatolites are reef-like structures built by ancient cyanobacteria in shallow seas.
  • The oldest stromatolites are 3.6 billion years old and are found in Australia.

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