nalisis Penimbunan Overburden pada Pit 3 Timur Tambang Banko Barat di PT Bukit Asam Persero (Tbk): Analysis of Overburden’s Stockpiling on Pit Mines 3 East Banko Barat at PT Bukit Asam(Persero) Tbk. mineral. 2020;3(1):31-38. doi:10.33019/mineral.v3i1.1574