Analisis Perbandingan Kuantitas Batubara Antara Drone Dji Phantom 4 RTK Dengan Terrestrial Laserr Scanner Pada Stockpile LS DH5: Comparative Analysis of Coal Quantity Between DJI Phantom 4 RTK Drone and Terrestrial Laser Scanner on LS DH5 Stockpile. mineral. 2025;10(1):1-6. doi:10.33019/rtm5vr96