Country profile
Japan
For Japan, Rare Context holds figures on mine production and reserves. It is the number 2 producer of iodine among the 7 countries the USGS lists.
Mine production and reserves
4 commodities in the USGS Mineral Commodity Summaries, the ones where Japan ranks highest first.
| Commodity | Mine production, 2025 | World rank | Reserves, 2025 | World rank |
|---|---|---|---|---|
| Iodine, elemental iodine | 9,000 t/year −3% | #2 of 7 | 4,900,000 t | #1 of 7 |
| Talc and pyrophyllite | 130,000 t/year 0% | #6 of 6 | 100,000,000 t | #1 of 3 |
| Gypsum | 4,300,000 t/year 0% | #11 of 19 | — | — |
| Diatomite | 40,000 t/year 0% | #12 of 13 | — | — |
World rank among the countries the USGS lists for each commodity, largest first. A percentage is the change on the year before.
Data on this page
- USGS Mineral Commodity Summaries 2026. USGS Mineral Commodity Summaries 2026, CC0 1.0.