Introduction
Mongolian Mining Corporation (MMC), incorporated in the Cayman Islands, stands as the largest internationally listed private mining entity in Mongolia. With a diverse portfolio that includes coking coal, gold, silver, copper, and other non-ferrous metals, MMC has established itself as a key player in the mining sector. This article delves into the operational update for the quarter ending December 31, 2025, highlighting key performance metrics and developments.
Overview of the Company
Mongolian Mining Corporation operates primarily in the southern and western regions of Mongolia. The Group’s subsidiaries, including Energy Resources LLC (ER) and Khangad Exploration LLC (KEX), manage significant mining operations, particularly in coking coal production. MMC’s commitment to operational excellence and sustainability has positioned it as a leader in the industry.
Coking Coal Operations
Production and Sales
In 2025, MMC achieved a notable increase in its coking coal production and sales. The Group sold a total of 8,221.3 thousand tonnes (kt) of washed coking coal, marking a 4% increase from the 7,882.1 kt sold in 2024. The product mix included:
4,920.5 kt of washed hard coking coal (HCC)
452.5 kt of washed semi-soft coking coal (SSCC)
2,848.4 kt of washed mid-ash semi-hard coking coal (MASHCC)
This distribution reflects a slight shift in product composition compared to 2024, where HCC constituted 60%, SSCC 6%, and MASHCC 34% of total sales.
Key Operational Metrics
The operational data for the quarter ending December 31, 2025, showcases significant growth:
Item
Unit
Q4 2025
Q3 2025
Change (%)
Q4 2024
Change (%)
ROM coal mined
kt
3,963.6
3,604.3
+10%
3,684.5
+8%
ROM coking coal processed
kt
3,858.6
3,753.8
+3%
3,947.8
-2%
Washed coking coal produced
kt
2,350.7
2,103.0
+12%
2,085.6
+13%
Washed coking coal sold
kt
2,578.1
2,303.2
+12%
1,886.1
+37%
These figures indicate a robust operational performance, particularly in the production and sales of washed coking coal.
Gold and Metals Operations
Gold Production
MMC holds a 50% equity stake in Erdene Mongol LLC, which operates the Bayan Khundii (BKH) gold mine. In 2025, the BKH mine produced 7,434 ounces (oz) of gold and 2,634 oz of silver, with sales directed to the Bank of Mongolia and authorized commercial banks. The average prices for gold and silver during this period were 4,153.25 USD/oz and 53.14 USD/oz, respectively.
Processing Plant Capacity
The BKH processing plant boasts a nameplate ore feed capacity of 650,000 tonnes per annum. It employs advanced techniques including:
Single-stage crushing
Two-stage grinding
Cyanide leaching
Carbon-in-pulp methods
These processes culminate in the production of doré bars, which are unrefined gold-silver products.
Development Projects
During the quarter, MMC undertook significant geological and hydrogeological exploration activities, including:
Drilling and modeling
Bulk sampling
Metallurgical testing
These efforts are aimed at preparing technical reports and advancing the development of the White Hill (WTH) copper-silver-gold mine, which is under the management of Universal Copper LLC (UCC).
Important Notice
The data presented in this announcement are derived from internal records and are intended to provide a timely overview of the Group’s operations. However, investors should exercise caution, as these figures may differ from those disclosed in periodic reports. Various factors, including market conditions and regulatory changes, can significantly impact operational results.
Conclusion
Mongolian Mining Corporation continues to demonstrate resilience and growth in a competitive mining landscape. The operational update for Q4 2025 reflects a strong performance in both coking coal and gold production, positioning the company for future success. As MMC navigates the complexities of the mining industry, its commitment to operational excellence and strategic development remains paramount.
For further inquiries, please contact the company directly.



