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As of 2023, coal dominated Portugal's reserves at 3.3 million short tons recoverable. Over the last decade, coal reserves declined significantly (-92%). Beyond fossil fuels, Portugal produces Lithium among USGS-tracked critical minerals.
Coal reserves (2023)
3.3 M ST
Lithium reserves (2025)
#1060.0 kt
Portugal's reserve base was dominated by coal, the most carbon-intensive fossil fuel by energy content.
Portugal produces Lithium among USGS-tracked critical minerals.
USGS marks 2025 production figures and all reserve estimates as estimated; some earlier production years are USGS estimates as well. Each commodity below charts its own mine-production history, with the 2025 reserve shown beneath its chart.