JXTG, Japan's energy and metal conglomerate, expects to post an impairment loss of 65 billion yen ($606.8 million) for its Chilean Caserones copper project following a series of production problems last year.
The 65 billion yen bill was attributed to changes in the mining plan due to a fault in an ore pit and a review on long-term production plan, the majority owner of Caserones copper mine said on March 28. Losses are likely to extend into this year amid high production costs arising from the...