Jun 25, 2019· MMC Norilsk Nickel ("Norilsk") is the world's largest producer of nickel (accounting for 17 percent of global production) and palladium (41 percent), and a top ten producer of company extracts precious and platinum group metals as byproducts from its mines on the Taimyr and Kola Peninsulas (both in Russia) as well as from mines in Botswana and South Africa.