Vieira said big data had the potential to optimise productivity right through the value chain for the company, which is the world's largest iron ore miner.
"Vale can bring its biggest benefits when it applies technology to its whole value chain using data," he commented.
"We can develop our mines while we are exploring.
"If you implement the whole chain, it would benefit not just the operation but the whole environment."
The company can also adapt mining plans to change mining strategy and respond to movements in commodity prices.
Vieira said it had recently started mining cobalt at some of its mines that had formerly mined nickel.
"We can reduce volume but also increase revenue by using data to focus on premium products," he said...