ANALISIS BREAK EVEN POINT HASIL PELEDAKAN BATU GRANIT PADA UNIT PELEDAKAN PT ADITYA BUANA INTER DI KECAMATAN MERAWANG KABUPATEN BANGKA: Analysis Of Break Even Point Results From Granite Stone Explosion Explosion Unit PT Aditya Buana In Merawang District Regency Bangka. mineral. 2019;4(2):78-82. doi:10.33019/mineral.v4i2.1599