Jetti has secured $50 million in funding from existing and new investors to support rapid deployment of the technology across large scale copper mining operations.
Copper prices rebounded as investors scooped up material at lower prices after heavy losses the previous day on fears that strong US economic data could spur tighter monetary policy.
A contractor's employee was hit in the leg by a loose rock while working at one of the working faces, causing him to fall backwards and strike his head on a rock.