The company, which accounts for over four-fifths of India's coal output and employs about 300,000 people, registered a 30% attendance due to the strike.
The partnership with China Baowu Steel Group and Tsinghua University seeks to develop new ways to cut carbon emissions along the steelmaking supply chain.
Lithium Americas said it now plans to spend $400 million on the first phase of its Thacker Pass project with output of 20,000 tonnes of lithium annually.