Russia has by far the largest reserves of magnesium compounds in the world, with some *** billion metric tons of contained magnesium oxide as of 2025. This was followed by Slovakia, with reserves amounting to *** billion metric tons that year.
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US Geological Survey. (February 6, 2026). Leading countries based on reserves of magnesium compounds worldwide in 2025 (in million metric tons of contained magnesium oxide) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 31, 2026, from /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/
US Geological Survey. "Leading countries based on reserves of magnesium compounds worldwide in 2025 (in million metric tons of contained magnesium oxide)." Chart. February 6, 2026. ÌÇÐÄÆÆ½â°æ. Accessed July 31, 2026. /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/
US Geological Survey. (2026). Leading countries based on reserves of magnesium compounds worldwide in 2025 (in million metric tons of contained magnesium oxide). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 31, 2026. /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/
US Geological Survey. "Leading Countries Based on Reserves of Magnesium Compounds Worldwide in 2025 (in Million Metric Tons of Contained Magnesium Oxide)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 6 Feb 2026, /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/
US Geological Survey, Leading countries based on reserves of magnesium compounds worldwide in 2025 (in million metric tons of contained magnesium oxide) ÌÇÐÄÆÆ½â°æ, /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/ (last visited July 31, 2026)
Leading countries based on reserves of magnesium compounds worldwide in 2025 (in million metric tons of contained magnesium oxide) [Graph], US Geological Survey, February 6, 2026. [Online]. Available: /statistics/270447/distribution-of-magnesium-reserves-worldwide-by-country/