Rajasthan Geology

• Ramgarh Crater: Understanding Its Geological Significance
  
  An Insight into One of Asia's Most Remarkable Impact Sites
  https://www.onlineupscinstitute.com/current-affair/ramgarh-crater-understanding-its-geological-significance
• Significance of Calcareous Sandstone in India
  
  Key Regions and Geological Importance
  https://www.onlineupscinstitute.com/current-affair/significance-of-calcareous-sandstone-in-india