This research was conducted in Block X and Block Y PT. Sebuku Iron Lateritic Ores (SILO), which is administratively located in Pulau Sebuku, Kotabaru, South Kalimantan. The purpose is to identify enrichment of cobalt (Co) which is influenced by geological conditions including geomorphology, rock types, and the structure of the study area. Block X characteristics are form of geomorphology lowlan…