GEOMETRY DESIGN OF ANDESITE BLASTING USING THE MODERN TECHNIQUE OF ROCK BALASTING METHOD: DESAIN GEOMETRI PELEDAKAN ANDESIT DENGAN METODE THE MODERN TECHNIQUE OF ROCK BALASTING. JISTECH [Internet]. 2023 Jan. 22 [cited 2026 Sep. 28];6(2). Available from: http://jistech.unipa.ac.id/index.php/istech/article/view/145