Pengaruh Fragmentasi Hasil Peledakan Batugranit Terhadap Produktivitas Hopper Crusher Di PT Bumi Warna Agung Perkasa Desa Air Mesu Kabupaten Bangka Tengah: Fragmentation Of Influence The Result Blasted Granit Rock To Hopper Crusher Productivities In PT Bimiwarna Agung Perkasa Air Mesu Village Bangka Tengah Regence. mineral [Internet]. 2018 Oct. 31 [cited 2026 Apr. 17];3(2):31-5. Available from: https://www.journal.ubb.ac.id/index.php/mineral/article/view/1585