Strategic metal
Tantalum Reserves by Country
Reported reserves and 2025 production by country, from USGS Mineral Commodity Summaries.
USGS reports a country-level figure for 11 countries on tantalum, with China holding the largest reported reserve. The full ranking, including countries with a reported production figure but no separate reserve number, is below.
Countries reporting
11
Largest reported holder
China
240,000 metric tons (tantalum content)
Data vintage
2025
USGS MCS 2026
Top Reserve Holders
Tantalum Reserves — Full Ranking
Reserve figures never sum across countries into a page-level total shown here — units and reporting bases vary by commodity; see each row's own unit. Percentages are exactly as reported by USGS, not recalculated.
| # | Country | Reserve | Global Reserve Share | 2025 Production | Global Production Share |
|---|---|---|---|---|---|
| 1 |
 China
|
240,000 metric tons (tantalum content) | Not calculated | 80 metric tons (tantalum content) | 3.20% |
| 2 |
 Australia
|
120,000 metric tons (tantalum content) | Not calculated | 50 metric tons (tantalum content) | 2.00% |
| 3 |
 Brazil
|
40,000 metric tons (tantalum content) | Not calculated | 190 metric tons (tantalum content) | 7.60% |
| 4 |
 Russia
|
150 metric tons (tantalum content) | Not calculated | 30 metric tons (tantalum content) | 1.20% |
| 5 |
 Burundi
|
Not reported | Not calculated | 2 metric tons (tantalum content) | 0.08% |
| 6 |
 Congo (Kinshasa)
|
Not reported | Not calculated | 1,300 metric tons (tantalum content) | 52.00% |
| 7 |
 Ethiopia
|
Not reported | Not calculated | 40 metric tons (tantalum content) | 1.60% |
| 8 |
 Nigeria
|
Not reported | Not calculated | 390 metric tons (tantalum content) | 15.60% |
| 9 |
 Rwanda
|
Not reported | Not calculated | 400 metric tons (tantalum content) | 16.00% |
| 10 |
 United States
|
Not reported | Not calculated | Not reported | Not calculated |
| 11 |
 Bolivia
|
Not reported | Not calculated | 2 metric tons (tantalum content) | 0.08% |
