In December, Nippon agreed to buy US Steel for roughly $15 billion but the deal faces an uphill battle to approval amid bipartisan opposition in a US election year.
The firm’s primary listing could come into focus due to a lack of shareholder support for a plan to split off its coal business and list it separately in New York.
The almost $1.2bn Salares Norte mine faced some unique challenges, including relocating a handful of endangered rodents, rocketing costs and technical delays.
Although Nornickel itself and its metals are not a target of Western sanctions some consumers are voluntarily shunning deals for its metals and of products made from Russian raw materials.