"We intend to defend out position as we don't believe Anglo American is responsible for the current situation," said Cutifani said during the presentation of a company sustainability report.

South African law firm Mbuyisa Moleele and UK-based Leigh Day filed the class action suit last week on behalf of what they say is estimated to be more than 100,000 individuals.

(Reporting by Tanisha Heiberg; editing by Jason Neely)