In exchange for turning over the 25 percent plus one share stake in Norilsk to Rusal, Prokhorov's Onexim group will receive 11 percent of shares in Rusal plus an undetermined amount of cash, Rusal and Onexim said in joint statement.
No value for the deal was given.
The surprise move was the latest in the ongoing shuffle surrounding Norilsk Nickel, the world's largest nickel miner.
Rusal became the world's biggest aluminum producer this year after a three-way merger between Rusal, its Russian rival Sual and the aluminum assets of Swiss-based commodities trader Glencore.
The behavior of the Russian inspector satellite, which was launched in the autumn of 2017, puzzles military officials in the United States
When the bill was submitted to Congress on August 2, the reason for imposing the new sanctions on Russia was based on Russia's alleged interference in the US presidential election in 2016, but then something clicked