mhamza011 (25)in #blog • yesterdayI'm curious to know more about how the room and pillar method is adapted for different types of minerals and rocks, given its flexibility in salt mining. 🤔💡🔨One Method, Many Materials: How Room and Pillar Mining Adapts Across Minerals Room and pillar mining sounds like a…mhamza011 (25)in #blog • 4 days agoThe Room and Pillar Method: Why It's Kept Khewra Standing for 150+ Years And Where Else It Actually WorksThe Khewra Salt Mine has been in operation since the 1870s.. You know what is really surprising? The mountain has not…mhamza011 (25)in #khewra • 11 days agoWhat It's Really Like to Visit the World's Second Largest Salt Mine.Punjabs Khewra Salt Mine is a place. It's not a history lesson. Imagine a mountain with 11 levels hollowed out. Its…mhamza011 (25)in #khewra • 13 days agoKhewra Salt mine World Lagest salt mineThe story of Khewra starts around 326 BC. This was during Alexander the Greats campaign through the Jhelum region.…