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Journal : Indonesian Mining Journal

OPTIMALISASI PELINDIAN BIJIH MANGAN ASAL TIMOR TENGAH UTARA MENGGUNAKAN H2O2 SEBAGAI PEREDUKSI Faustina De Yesu Prisila Abi; Rachmat Triandi Tjahjanto; Yuniar Ponco Prananto
Indonesian Mining Journal Vol 26 No 1 (2023): Indonesian Mining Journal, April 2023
Publisher : Balai Besar Pengujian Mineral dan Batubara tekMIRA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30556/imj.Vol26.No1.2023.1301

Abstract

Optimization of manganese ore leaching process from North Central Timor, Indonesia has been investigated. The final product of the leaching process was MnSO4. Variables that were optimized during the process were volume of H2O2, reaction temperature, and reaction time. The final products were characterized by FTIR, powder-XRD, XRF, and AAS. Experimental data shows that the optimum conditions for the leaching process were 50 mL H2SO4 4 M, 25 mL H2O2 2 M, in which the reaction was done at room temperature for two hours. This optimum condition resulting in 38.2% of Mn extraction with 96.88% purity. Based on powder-XRD, the products were a mixture of crystalline MnSO4.4H2O, MnSO4.5H2O and [NH4]8[Mn8(SO4)12].
Co-Authors Adhinanda, Arrival Arsyad Adi Kurnia Soesantyo Adiba, Naila Azmi Afif Eka Rahma Setiyanto Agustina, Laily Aulia Ahmad Syarwani Andi Nafis An Naafi Andri Risdianto Andri Risdianto Ani Mulyasuryani Arie Srihardyastutie Ariesta, Muhammad Naufal Atsuhiko Isobe Choi, Jonghyun Danar Purwonugroho Danar Purwonugroho Danar Purwonugroho Danar Purwonugroho Danu Setia Wardana Darjito Darjito Darjito Defri Yona Degirmenci, Volkan Diana Ningrum, Diana Dias Satria Dini Tri Wahyuni Dini Tri Wahyuni Dyah Ajeng Pitaloka Dzakwan, M. Naufal Tsaqif Efiria Riskah Efiria Riskah Elvian Eka Krisnaniningrum Evitantri, Mangesti Reza Fanny Prasetia Faustina De Yesu Prisila Abi Febriani, Rakhma Finisia, Yenni Firsta Luthfiani Salsabila Fuad, M.Arif Zainul Grafist, Therra Raditya Hadi Nur Hadi Nur Karti'a, Galuh Wahyu Kashifa Maria Jihan Lai, Sin Yuan Ledhyane Ika Harlyan Mangesti Reza Evitantri Mochamad Arif Zainul Fuas Mochamad Nurcholis Mohammad Misbah Khunur Mohammad Misbah Khunur Mohammad Misbah Khunur Mohammad Misbah Khunur Muhammad Misbah Khunur Mukhamad Nurhadi, Mukhamad Naila Azmi Adiba Nazarudin Qonitah Fardiyah Rachmat Tjahjanto Rachmat Triandi Tjahjanto Radiansyah, Muhamad Agus Rafi Dwiasis Wibisono Rahmadani, Agung Rizky Arief Shobirin Rizky Arief Shobirin Rosmawati, Angelina Sasti Gona Fadhilah Silvi Zakiyatul Ilmiyah Sin Yuan Lai Siti Mutrofin Siti Mutrofin Soerja Koesnarpadi Sri Wardhani Suyono, Suyono Syarifah, Nidatul Taufiq, Muhammad Arif Teguh Wirawan Teguh Wirawan, Teguh Tutik Setianingsih Wenny Bekti Sunarharum Wirhanuddin, Wirhanuddin Yeni Dwi Lestari Yenni Finisia Yofandi, Muhammad Farrel Yoga Rizky Nata Yoga Rizky Nata Yogi Rifki Wijayanto Zhiying Zhu