TSURAYA, GHAIDA (2026) Studi Pengaruh Ukuran Fraksi Terhadap Pengayaan Nikel Pada Zona Limonit Dan Saprolit Blok X PT. Vale Indonesia Tbk = Study of the Influence of Particle-Size Fraction on Nickel Upgrading in the Limonite and Saprolite Zones Block X PT. Vale Indonesia Tbk. Skripsi thesis, UNIVERSITAS HASANUDDIN.