チリの銅生産量が9年ぶりの低水準に、供給への懸念を増大
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MINING.com - Copper2026-03-31
Chile posted its lowest monthly copper output in almost nine years, highlighting the challenges facing the world’s top producer as ore grades decline and key mines underperform. Production totaled 378,554 metric tons in February, down 8.5% ...
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