Cobalt Blue Holdings Ltd. engages in the exploration, development, and marketing of cobalt properties. It involves the operation of Thackaringa project. It oerates through the Broken Hill Cobalt Project and Kwinana Cobalt Refinery Project segments. The Broken Hill Cobalt Project segment is a proposed cobalt mining project forming part of a broader tenement holding comprising five Exploration Licenses and two Mining Leases. The Kwinana Cobalt Refinery Project segment refers to the proposed cobalt/nickel refinery located in Western Australia producing battery ready sulphates as feedstock for electric vehicle batteries. The company was founded on August 26, 2016, and is headquartered in Sydney, Australia.