GEOLOGY, NATURAL BEAUTY TECHNOLOGY: MADDHAPARA GRANITE MINE
Mining method. The underground mining method is applied in Maddhapara granite mine. The room and pillar method of underground mining is apply here. The underground mining operation is operate by two verticals shafts, each of them 5m in diameter and 240m apart from one another (Fig.). The shafts have depth of 250m and 290m, respectively.