Furnace slag skimming at a nickel plant operated by PT Vale Indonesia in Sorowako, South Sulawesi, Indonesia, on Saturday, June 11, 2022. Photographer: Dimas Ardian/Bloomberg © 2022 Bloomberg Finance LP Sovereign wealth fund, Danantara Indonesia, has agreed to invest in the $1.4 billion nickel smelting facility being developed by Chinese battery maker GEM and Brazilian miner Vale in Central Sulawesi in eastern Indonesia. The new high-pressure acid leaching smelter will produce 66,000 tons of ni...