October 12 , 2025
13 hrs 0 min
22
- The Haryana government suggests defining the Aravalli hills by geological age and a minimum height of 100 meters.
- Only hills from the Palaeoproterozoic (2.5–1.6 billion years ago) and Mesoproterozoic (1.7–1 billion years ago) eras would qualify.
- This excludes younger Neoproterozoic rocks and smaller hills under 100 meters.
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