A rover churns tailings to maintain mineralization rates at BHP’s Mt. Keith mine in Australia. Credit: Arca
The Vancouver-based company is among several entries focusing on mining in the top 20 listed on Wednesday by Los Angeles-based Xprize, which organizes global technology challenges., funded by the Musk Foundation started by Tesla and SpaceX CEO Elon Musk, is to be awarded next year. It holds $50 million for the winner and lesser amounts for finalists. The contest began with 1,300 entrants in 2021.) mineralization project using mine tailings at the Mount Keith nickel mine in Australia.
Planetary enhances ocean water’s natural decarbonizing capability in an inexpensive option, CEO Mike Kelland said by email. It accelerates the highest scale process the earth uses to manage excess CO“We work with miners who have alkaline byproducts – generally lime, magnesia and silicate based – and process those into safe antacids for the ocean, Kelland said. “We look to partner with mines that are located as close to the ocean as possible to do this.
Arca may face some challenges if BHP decides to mothball the Mount Keith mine. The miner said in February it wasafter nickel prices fell about 40% last year. An Arca spokesman referred questions on the issue to BHP, which didn’t immediately reply.
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