Mongolia Oyu Tolgoi copper mine 2017 revenue drops 22 pct as construction delays weigh
March 16, 2018 at 03:58 AM EDT
ULAANBAATAR, March 16 (Reuters) - Annual revenue from Mongolia's giant Oyu Tolgoi copper-gold mine fell 22 per cent last year, the Rio Tinto unit in charge of the project said, with construction delays leaving it unable to take full advantage of higher prices.
