| Greenhouse gas emissions | EM‑MM‑110a.1 | Gross global Scope 1 emissions | Full | | — |
| Percentage covered under emissions‑limiting regulations | — | — | No emissions‑limiting regulations are imposed in Russia. |
| EM‑MM‑110a.2 | Discussion of long‑term and short‑term strategy or plan to manage Scope 1 emissions, emissions reduction targets, and an analysis of performance against those targets | Full | | — |
| Air quality | EM‑MM‑120a.1 | Air emissions of the following pollutants: |
| CO | Full | — | CO emissions in 2023 stood at 10,594.71 t |
| NOX (excluding N2 O) | Full | | — |
| SOX | Full | — |
| Particulate matter (PM10) | Full | — |
| Mercury (Hg) | Full | — | There were no air emissions of mercury in 2023 |
| Lead (Pb) | Full | — | Air emissions of lead and its inorganic compounds (expressed as lead) in 2023 stood at 9.54 t |
| Volatile organic compounds (VOCs) | Full | — | Emissions of volatile organic compounds (VOCs) in 2023 amounted to 1,910.03 t. |
| Energy management | EM‑MM‑130a.1 | Total energy consumed |
| Percentage grid electricity | Full | — | The share of grid electricity for 2023 was 71% |
| Percentage renewable | Full | | — |
| Water management | EM‑MM‑140a.1 | Total fresh water withdrawn | Full | | — |
| Total fresh water consumed | Full | | — |
| Percentage of each in regions with High or Extremely High Baseline Water Stress | Full | | — |
| EM‑MM‑140a.2 | Number of incidents of non‑compliance associated with water quality permits, standards, and regulations | Not disclosed | — | — |
| Waste & hazardous materials management | EM‑MM‑150a.4 | Total weight of non‑mineral waste generated | Full | | — |
| EM‑MM‑150a.5 | Total weight of tailings produced | Full | — |
| EM‑MM‑150a.6 | Total weight of waste rock generated | Full | — |
| EM‑MM‑150a.7 | Total weight of hazardous waste generated | Full | — |
| EM‑MM‑150a.8 | Total weight of hazardous waste recycled | Full | — |
| EM‑MM‑150a.9 | Number of significant incidents associated with hazardous materials and waste management | Full | — | There were zero significant incidents associated with hazardous materials and waste management in 2023 |
| EM‑MM‑ 150a.10 | Description of waste and hazardous materials management policies and procedures for active and inactive operations | Full | | — |
| Biodiversity impacts | EM‑MM‑160a.1 | Description of environmental management policies and practices for active sites | Full | | — |
| EM‑MM‑160a.2 | Percentage of mine sites where acid rock drainage is: |
| Predicted to occur | Not disclosed | — | — |
| Actively mitigated | Not disclosed | — | — |
| Under treatment or remediation | Not disclosed | — | — |
| EM‑MM‑160a.3 | Percentage of: |
| proved reserves in or near sites with protected conservation status or endangered species habitat | Not disclosed | — | — |
| probable reserves in or near sites with protected conservation status or endangered species habitat | Not disclosed | — | — |
| Security, human rights & rights of indigenous peoples | EM‑MM‑210a.1 | Percentage of: |
| proved reserves in or near areas of conflict | Full | — | 0% |
| probable reserves in or near areas of conflict | Full | — | 0% |
| EM‑MM‑210a.2 | Percentage of: |
| proved reserves in or near indigenous land | Full | — | 0% |
| probable reserves in or near indigenous land | Full | — | 0% |
| EM‑MM‑210a.3 | Discussion of engagement processes and due diligence practices with respect to human rights, indigenous rights, and operation in areas of conflict | Full | | — |
| Community relations | EM‑MM‑210b.1 | Discussion of process to manage risks and opportunities associated with community rights and interests | Full | | — |
| EM‑MM‑210b.2 | Number and duration of non‑technical delays | Full | — | No delays recorded |
| Labour relations | EM‑MM‑310a.1 | Percentage of active workforce covered under collective bargaining agreements, broken down by local and foreign employees | Partial | | ‒ |
| EM‑MM‑310a.2 | Number and duration of strikes and lockouts | Full | — | No such incidents |
| Workforce health and safety | EM‑MM‑320a.1 | All‑incidence rate | Full | | ‒ |
| Fatality rate | Full | ‒ |
| Near miss frequency rate (NMFR) | Full | ‒ |
| Average hours of health, safety, and emergency response training for (a) full‑time employees and (b) contractors | Partial | | ‒ |
| Business ethics and transparency | EM‑MM‑510a.1 | Description of the management system for prevention of corruption and bribery throughout the value chain | Full | | ‒ |
| EM‑MM‑510a.2 | Production in countries that have the 20 lowest rankings in Transparency International’s Corruption Perception Index | Full | — | We do not operate in such countries |
| Tailing dump management | EM‑MM‑540a.1 | Tailing dump inventory table: facility name, location, ownership status, operational status, construction method, maximum permitted storage capacity, current amount of tailings stored, consequence classification, date of most recent independent technical review, material findings, mitigation measures, site‑specific emergency preparedness and response plan (EPRP) | Full | | — |
| EM‑MM‑540a.2 | Summary of tailings management systems and governance structure used to monitor and maintain the stability of tailing storage facilities | Full | | — |
| EM‑MM‑540a.3 | Approach to development of emergency preparedness and response plans (EPRPs) for tailing dumps | Full | — |
| Activity metric | EM‑MM‑000.A | Production of: |
| Metal ores | Not disclosed | — | Please see the information in the 2023 Annual Report |
| Finished metal products | Full | | — |
| Activity metric | EM‑MM‑000.B | Total number of employees, percentage of contractors | Partial | | — |