Ali Rezaei, Hossein Hassani, Parviz Moarefvand, & Abbas Golmohammadi. (2019). Grade 3D Block Modeling and Reserve Estimation of the C-North Iron Skarn Ore Deposit, Sangan, NE Iran. Global Journal of Earth Science and Engineering, 6(1), 23–37. https://doi.org/10.15377/2409-5710.2019.06.4