Perbandingan Perhitungan Sisa Cadangan Batu Granit Menggunakan Metode Cross Section Terhadap Metode Contour Pada PT Aditya Buana Inter Di Kabupaten Bangka: Comparison Of Calculation The Rest Reserve Of Granite Using Cross Section Method On Contour Method At PT Aditya Buana Inter In Bangka Regency. mineral [Internet]. 2020 Jan. 30 [cited 2026 Jan. 23];3(1):24-30. Available from: https://journal.ubb.ac.id/index.php/mineral/article/view/1573