Deal-making in the precious metals sector heated up in the week ended March 12, with three completed and announced transactions among the top five highest-valued deals in metals and mining, according to a screener on S&P Global Market Intelligence's online platform.

In the steel sector, PAO TMK said it would acquire an 86.54% stake of PJSC Chelyabinsk Pipe-Rolling Plant in a transaction valued at about $2.19 billion.

Amid a flurry of precious metals deals, First Majestic Silver Corp. said it would buy the Jerritt Canyon gold mine in Nevada from Sprott Mining Inc. in a $438.6 million transaction.

Targeting an early-stage gold development project in Canada, Newmont Corp. said it agreed to buy the 85.12% of GT Gold Corp. it does not already own in a $296.1 million deal.

In lithium, Qinghai Liangcheng Mining Co. Ltd. signed a letter of intent to acquire a 49.0% interest in Minmetals Salt Lake Co. Ltd. in a $226.3 million deal.

And to round out the top five transactions for the week, Franco-Nevada Corp. completed its acquisition of a precious metals stream on the Condestable copper-gold-silver mine in Peru in a $165.0 million deal.