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 Jun. 21];6(2). Available from: https://jistechunipa.com/index.php/istech/article/view/145