Asset Report

Oyu Tolgoi copper mine

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05 October 2022

Oyu Tolgoi copper mine

Report summary

Oyu Tolgoi comprises the Heruga, Hugo South and Hugo North Lifts 1 & 2 block cave underground mines plus the Southern Oyu open pits that will all feed a conventional concentrator. Open pit production from Southern Oyu (Oyut) commenced in 2013, and construction is currently underway on the Hugo North Lift 1 block cave. In 2019, the company commenced a mine design review following identification of geotechnical stability issues. A revised mine design and updated cost estimate were announced during 2020.

Table of contents

  • Summary
  • Key issues
  • Mining
  • Process

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  • Detailed map

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    Oyu Tolgoi copper mine

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