Ginting, E., Devy, S.D., Henny Magdalena, Oktaviani, R. and Respati, L.L. 2022. STUDI ADSORBSI LOGAM BESI (Fe) DAN MANGAN (Mn) PADA AIR ASAM TAMBANG OLEH KOMPOSIT: CLAYSTONE – ZEOLIT - KARBON AKTIF TERAKTIVASI ADSORPTION STUDY OF LOGAM BESI (Fe) AND MANGANESE (Mn) ON ACID MINE WATER BY CLAYSTONE COMPOSITE - ZEOLITE - ACTIVATED CARBO. Journal Transformation of Mandalika, e-ISSN: 2745-5882, p-ISSN: 2962-2956 . 3, 5 (Dec. 2022), 33-38. DOI:https://doi.org/10.36312/jtm.v3i5.1184.